Problem-Solving Strategies & Skills – Statistics & Chance: Year 4

1

Statistics and chance 12 10 8 6 4 2 0

ROOM 4’S BOOK BORROWING

12 10 8 6 4 2 ns © R. I .

C.Publ i cat i o 0 Number of children

Number of children

ROOM 3’S BOOK BORROWING

FICTION

NON-FICTION •f o rr evi ew pur posesonl yFICTION •

Types of books borrowed

NON-FICTION

Types of books borrowed

KEY

GIRLS

BOYS

How many children chose a book from the library?

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ROOM 3’S BOOK BORROWING

12 10 8 6 4 2 0

ROOM 4’S BOOK BORROWING

12 10 8 6 4 2 © R. I .

C.Publ i cat i o 0 ns Number of children

Number of children

1

Extension

Statistics and chance

FICTION

NON-FICTION

FICTION

NON-FICTION

•f orr evi ew pur posesonl yTypes • of books borrowed Types of books borrowed KEY

GIRLS

BOYS

What is the difference between the total number of fiction and non-fiction books borrowed?

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Distance (metres)

2

Statistics and chance 100 50 0 0

© R. I .

C.Publ i cat i ons •f orr e vi ew p ur pose sonl y• 60 120 180 240 Time (seconds)

How many minutes did it take Jorjia to swim from the 25-m mark to the 75-m mark?

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Distance (metres)

2

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Statistics and chance 100 50 0 0

© R. I .

C.Publ i cat i ons • orr e vi ew p ur pose sonl y• 60f 120 180 240 Time (seconds)

Jorjia’s record for a 50-m race is 2 minutes and 10 seconds.

In the first 50 m of this race, did she swim faster or slower than her record?

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3

Statistics and chance Sarah, Lizzy and Janey are playing with dice. Sarah’s dice is a ten-sided dice with sides numbered 0–9, Lizzy’s dice is a six-sided dice with sides numbered 1–6 and Janey’s dice is a six-sided dice with two sides showing the same numbers from 1–3.

Who is least likely to roll a 2?

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y•

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Statistics and chance

Sarah, Lizzy and Janey are playing with dice. Sarah’s dice is a ten-sided dice with sides numbered 0–9, Lizzy’s dice is a six-sided dice with sides numbered 1–6 and Janey’s dice is a six-sided dice with two sides showing the same numbers from 1–3.

Which digits on Sarah’s dice are impossible for both Lizzy and Janey © R. I .

C.Publ i cat i ons to roll?

•f orr evi ew pur posesonl y•

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Pets owned by our class Number of pets

4

Statistics and chance KEY ?

ONE IMAGE ? REPRESENTS TWO PETS ? © R. I .

C.Publ i cat i ons?

•f orr evi ew pur posesonl ?y• DOGS

CATS

FISH

BIRDS

OTHER

Types of pets

Which pets are owned by the same number of people and how many people own each?

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Pets owned by our class Number of pets

4

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Statistics and chance KEY ?

ONE IMAGE ? REPRESENTS TWO PETS ? © R. I .

C.Publ i cat i ons?

•f orr evi ew pur posesonl y• ?

DOGS

CATS

FISH

BIRDS

OTHER

Types of pets

Which pet is owned by twice as many people as birds and two thirds as many people as dogs?

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5

Statistics and chance While playing a game of cricket, two teams kept a record of each hit that scored 4 runs or 6 runs.

TEAM 1’S RECORD OF RUNS

Score

SCORE

FourRUNS runs FOUR

TEAM 2’S RECORD OF RUNS

Tally of hits

©HITS R. I .

C.Publ i cat i ons TALLY OF

4, 6, 6, 4, 4, 4, 4, 6, 4, 6, 6, 6, 4, 6, 4, 4, 4

6, 4,s 4, 4onl •f orr evi ew pur po es y•

Six runs SIX RUNS

Which team scored the most runs in total?

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Statistics and chance

While playing a game of cricket, two teams kept a record of each hit that scored 4 runs and 6 runs.

TEAM 1’S RECORD OF RUNS

Score

SCORE

FourRUNS runs FOUR

TEAM 2’S RECORD OF RUNS

Tally of hits

TALLY OF HITS

4, 6, 6, © R. I .

C.Pub i c t i o s 4, 4, 4, 4, 6,l 4,a4, 4n •f orr evi ew pur po so nl y 6,se 4, 6, 6,•6, 4, 6, 4, 4, 4

Six runs SIX RUNS

Team 2 was given an extra hit for a dead ball and scored another 4. What is their total score?

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6

Statistics and chance

Jacob, Araj and Lachlan observed the weather on a wet, wintry day. They collected 30 mm of rainfall in their container over 24 hours. That night, while watching the news, they heard that snow is predicted to fall in the next few days. excited the boys ©This R. I .

C .Publ i cat i onsas they really wanted to • play in snow. f or r e vi ew pur posesonl y• Which chance word best describes the likelihood of snow falling in the next few days—likely, even chance or unlikely?

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Statistics and chance

Jacob, Araj and Lachlan observed the weather on a wet, wintry day. They collected 30 mm of rainfall in their container over 24 hours. That night, while watching the news, they heard that snow is predicted to fall in the next few days.©This excited the boys as R. I .

C .Publ i cat i ons they really wanted to play inr snow.

•f or e vi ew pur posesonl y• Which chance word best describes the likelihood of there being clouds in the sky as they observed the weather—certain, likely, unlikely or impossible?

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7

Statistics and chance Favourite category of film

A class of twenty-six children conducted a survey 1 1 about each child’s favourite 6 6 category of film—comedy, 1 action, romance, animation 12 I .

C.Publ i cat i ons and horror. On the day of© R. f orr evi ew pur pos esonl y•13 the survey, one child•was on 1 4 holidays and one was sick.

Action Animation Comedy Horror Romance

How many children in total liked comedy films and animation films?

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Statistics and chance Favourite category A class of twenty-six children conducted a survey about each child’s 1 1 6 6 favourite category of 1 film—comedy, action, 12 romance, animation and © R. I .

C.Publ i cat i ons 1 horror. On the day of the •f or r evi ew pur pose s o n l y • 3 1 survey, one child was on 4 holidays and one was sick.

of film Action Animation Comedy Horror Romance

How many more children liked animation films than comedy films?

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Number of medals

8

Statistics and chance MEDAL COUNT FOR EACH TEAM 30 25 20 15 10 5 0

KEY Gold

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y• TEAM 1

TEAM 2

Silver Bronze

TEAM 3

Competing teams

What is the difference in total medals between Team 1 and Team 2?

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Number of medals

8

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Statistics and chance MEDAL COUNT FOR EACH TEAM 30 25 20 15 10 5 0

KEY Gold

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y• TEAM 1

TEAM 2

Silver Bronze

TEAM 3

Competing teams

How many medals were awarded to all three teams in total?

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Statistics and chance

Ramirez and William are playing ‘Guess the letter’. In this game, the first person chooses a letter of the alphabet and remembers it. The next player tries to guess the letter chosen.

The players then swap roles. ©Ramirez R. I .

C.Publ i cat i ons thinks of a letter from A–Z. •f orr evi ew pur posesonl y• What chance word best describes the likelihood of Ramirez choosing a vowel—certain, likely, even chance, unlikely or impossible?

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Statistics and chance

Ramirez and William are playing ‘Guess the letter’. In this game, the first person chooses a letter of the alphabet and remembers it. The next player tries to guess the letter chosen. © William R. I .

C.Publ i cat i ons The players then swap roles.

•f orr evi ew pur posesonl y• thinks of a letter from A–Z. What chance word best describes the likelihood of William choosing a letter that comes before N in the alphabet— certain, likely, even chance, unlikely or impossible?

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Statistics and chance

Muffin flavours

FAVOURITE MUFFIN FLAVOURS Chocolate � CHOCOLATE

����������

SCALE ONE TICK REPRESENTS FIVE PEOPLE

� � �©� R �. �I � �.P �u �b �l �i �a �t .

C c i ons e e posesonl y• Vanilla • �f �or � �r �v �i �w � �pur VANILLA Blueberry BLUEBERRY

Number of people How many fewer people voted for vanilla than blueberry muffins?

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Statistics and chance

Muffin flavours

FAVOURITE MUFFIN FLAVOURS Chocolate � CHOCOLATE

����������

SCALE ONE TICK REPRESENTS FIVE PEOPLE

�������������� © R. I .

C.Publ i cat i ons e e posesonl y• Vanilla • �f �o�r�r �v �i �w � �pur VANILLA Blueberry BLUEBERRY

Number of people If 15 new people voted for raspberry muffins, how many people voted altogether?

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Number of children

11

Statistics and chance

50 40 30 20 10 0

© R. I .

C.Publ i cat i ons • f orr e vi ew pu r pose sonl yCAR • WALK BICYCLE BUS TRAIN

OTHER

Mode of transport

How many more children took a bus, car or train to school than those who walked or rode a bicycle?

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Number of children

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Statistics and chance

50 40 30 20 10 0

WALK

© R. I .

C.Publ i cat i ons •f orr e vi ew p ur pose sonl y• BICYCLE BUS TRAIN CAR OTHER Mode of transport

Another school conducted the survey and found that 65 children walked, 20 rode a bike, 40 came in a car and 10 used other means.

Which school had more children—the original school surveyed or the second school surveyed?

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Statistics and chance

© R. I .

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If Ty randomly chose an item of clothing, would he have more, equal or less chance of selecting a striped item than a plain item?

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Statistics and chance

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y•

If Ty randomly chose an item of clothing, would he have more, equal or less chance of selecting a blue item than an item with a picture?

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13

Statistics and chance FEMALES The teacher made a list of children’s test scores.

The results were:

MALES

Ezra Kate

15/20 9/20

Dominic Phillip

16/20 14/20

Sasha Sky

18/20 13/20

Nathan Steven

20/20 8/20

Amira 0/20 © R. I .

C.Pu bl i caBen t i ons 15/20 Xin 19/20 Brodie •f or r evi ew p ur posesonl y•7/20 Linda Alicia

13/20 17/20

Marshall 10/20 Luis 13/20

Which score appeared the most number of times and how many children scored this score?

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Statistics and chance FEMALES

The teacher made a list of children’s test scores.

The results were:

MALES

Ezra Kate

15/20 9/20

Dominic Phillip

16/20 14/20

Sasha Sky

18/20 13/20

Nathan Steven

20/20 8/20

Linda Alicia

13/20 17/20

Marshall 10/20 Luis 13/20

© R. I .

C.Pu bl i cat i ons 15/20 Amira 0/20 Ben •f orXin r evi ew p ur pose sonl y•7/20 19/20 Brodie

How many children scored below 50% (below half) on the test?

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Tourist attractions

14

Statistics and chance

Historical sites Shopping centres Theme parks © R. I .

C.Publ i cat i ons Castles •f orr evi ew pur posesonl y• Beaches 0

20 000

40 000

Number of tourists

How many more tourists visited beaches than shopping centres?

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Tourist attractions

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Statistics and chance

Historical sites Shopping centres Theme parks © R. I .

C.Publ i cat i ons Castles •f orr evi ew pur posesonl y• Beaches 0

20 000

40 000

Number of tourists

How many tourists were surveyed altogether?

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Statistics and chance

Robbie and Razael are playing with a deck of cards. They shuffle all 52 cards and spread them out on the table. There are four suits of cards in one deck—hearts, diamonds, clubs and spades. There are 13 cards in each suit—an ace the ©(one), R. I .

C. Publ i cat i ons numbers 2–10, a jack, a• queen and a king. f orr e vi ew pur posesonl y• Which chance word describes the likelihood of selecting a diamond or a heart from the deck—certain, likely, even chance, unlikely or impossible?

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Statistics and chance

Robbie and Razael are playing with a deck of cards. They shuffle all 52 cards and spread them out on the table. There are four suits of cards in one deck—hearts, diamonds, clubs and spades. There are ©(one), R. I .

C. Publ i cat i ons 13 cards in each suit—an ace the f orr e vi ew pur posesonl y• numbers 2–10, a jack, a• queen and a king.

Which chance word describes the likelihood of selecting a picture card (jack, queen or king) from the deck—certain, likely, even chance, unlikely or impossible?

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Statistics and chance

KEY

Train stations

Badgin Mossley Mt Snook Grimsbey Brucille Lupeeta

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y• 10

20

Time (minutes)

BLUE TRAIN RED TRAIN

30

One train was delayed. At which station was it delayed and for how long?

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Statistics and chance

KEY

Train stations

Badgin Mossley Mt Snook Grimsbey Brucille Lupeeta

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y• 10

20

Time (minutes)

BLUE TRAIN RED TRAIN

30

If the red train continues at the same rate, how much longer will it take to reach Badgin station?

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Statistics and chance

Number of people

FIRST LANGUAGE SPOKEN AT HOME

KEY

ONE IMAGE REPRESENTS TEN PEOPLE

HELLO

HELLO

NI HAO

MARHABAN

NI HAO

MARHABAN

HELLO

BONJOUR

HELLO

BONJOUR

NI HAO

MARHABAN

HOLA

HELLO

BONJOUR

NI HAO

MARHABAN

HOLA

ENGLISH

FRENCH

CHINESE

DIA DUIT

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y• ARABIC

DIA DUIT

HALLO

SPANISH AFRIKAANS

DIA DUIT

IRISH

Language

How many less people speak Irish or Afrikaans than English or Chinese?

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FIRST LANGUAGE SPOKEN AT HOME Number of people

17

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Statistics and chance

KEY

ONE IMAGE REPRESENTS TEN PEOPLE

HELLO

HELLO

NI HAO

MARHABAN

NI HAO

MARHABAN

HELLO

BONJOUR

HELLO

BONJOUR

NI HAO

MARHABAN

HOLA

HELLO

BONJOUR

NI HAO

MARHABAN

HOLA

ENGLISH

FRENCH

CHINESE

DIA DUIT

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y• ARABIC

DIA DUIT

HALLO

SPANISH AFRIKAANS

DIA DUIT

IRISH

Language

If three hundred people were surveyed, how many people spoke a language that is not shown?

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Statistics and chance A bag of mixed sweets contained 90 items. There were more cola bottles than liquorice pieces; more liquorice pieces than jelly beans; an equal number of jelly beans and toffees; and less mints than any other item.

Which chance word describes the likelihood of choosing ©bag—certain, R. I .

C.Publ i c at i on s chance, a lollipop from the likely, even •f orr evi ew pur posesonl y• unlikely or impossible?

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Statistics and chance

A bag of mixed sweets contained 90 items. There were more cola bottles than liquorice pieces; more liquorice pieces than jelly beans; an equal number of jelly beans and toffees; and less mints than any other item.

Which type of sweet most likely be chosen at random © Ris .

I .

C.Pu bl i cato t i o ns from the bag?

•f orr evi ew pur posesonl y•

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Statistics and chance

CLASS SURVEY OF BREAKFAST EATEN MONDAY

TUESDAY

WEDNESDAY

THURSDAY

FRIDAY

CEREAL PORRIDGE COOKED BREAKFAST TOAST

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y•

OTHER

If all the children in the class completed the survey on Monday, on which day were children absent?

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Statistics and chance

CLASS SURVEY OF BREAKFAST EATEN MONDAY

TUESDAY

WEDNESDAY

THURSDAY

FRIDAY

CEREAL PORRIDGE COOKED BREAKFAST TOAST

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y•

OTHER

Which is the most popular breakfast category for the whole week?

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Statistics and chance

A family created a budget for their upcoming holiday.

They realised their flights and accommodation required half of the total money they wanted to © R. I .

C.Publ i cat i ons spend on this holiday.

•f orr evi ew pur posesonl y•

Which three categories were allocated the same amount of the budget?

Flights Accommodation Transportation Food and drinks Attractions Shopping Other

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Statistics and chance

A family created a budget for their upcoming holiday.

They realised their flights and accommodation required half of the total money they wanted I .

C.Publ i cat i ons to spend on this holiday. © R.

•f orr evi ew pur posesonl y•

2 If 10 of the budget is allocated to ‘food and drinks’ and ‘shopping’ combined, what fraction of the budget is allocated to transportation?

Flights Accommodation Transportation Food and drinks Attractions Shopping Other

R.I.C. Publications® Prim-Ed Publishing

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Statistics and chance Pedro, Justin and Kai had one coin each. The boys realised if they flipped one coin, it had a 50% (1 in 2) chance of landing on heads and a 50% (1 in 2) chance of landing on tails.

If all three boys flipped their coins once, © R. I .

C.Publ i cat i ons what are the different combinations of heads and/or tails • they could make; f or r evi e w pur posesonl y• e.g. HHH (heads, heads, heads)?

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Statistics and chance

Pedro, Justin and Kai had one coin each. The boys realised if they flipped one coin, it had a 50% (1 in 2) chance of landing on heads and a 50% (1 in 2) chance of landing on tails.

If all three boys flipped their coins once, © R. I .

C.Pu bl i cat i ons how many different combinations of heads and/or tails could they make?

•f orr evi e w pur posesonl y•

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Statistics and chance Henry desperately wanted to improve his golf scores by equalling the par (recommended score) for each hole. He played the first HENRY’S SCORES 9 holes, stopped for lunch, andGOLF then played the second 9 holes.

HOLE

1

2

3

4

PAR

3

3

2

5

SCORE

3

4

4

3

5 © 6 R. 7.

9l 10 11 I C.8Pub i c at i o ns12 13 14 15 16 17 18

•f orr evi ew pur posesonl y• 4 3 4 5 3 4 3 2 3 3

4

2

5

3

3

2

2

3

5

4

6

4

3

8

5

7

6

4

How many more holes did Henry score over par than under par?

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Statistics and chance

Henry desperately wanted to improve his golf scores by equalling or scoring a number under the par (recommended score) for each hole.

He played the firstHENRY’S 9 holes, stopped for SCORES lunch, and then played the GOLF second 9 holes.

4

5

2

© R. I .

C.Publ i cat i ons 6 7 8 9 10 11 12 13 14 15 16 17 18 •f orr evi ew pur posesonl y• 5 4 3 4 5 3 4 3 2 3 5 4 6 4 3

4

3

3

HOLE

1

2

3

PAR

3

3

SCORE

3

4

4

2

5

3

3

2

2

3

8

5

7

6

4

Did Henry play better golf on the first 9 holes or the second 9 holes?

R.I.C. Publications® Prim-Ed Publishing

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Statistics and chance

Height in mm

150

HEIGHT COMPARISON AT 5 AND 10 YEARS OLD

140

KEY

130 120

10 YEARS OLD

110

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y•

100 0

PHILLIP NICHOLAS

IMRAN

DYLAN

5 YEARS OLD

JUAN

Children measured

Which child grew the most between 5 and 10 years of age and how much did he grow in that time?

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Statistics and chance Height in mm

150

HEIGHT COMPARISON AT 5 AND 10 YEARS OLD

140

KEY

130 120

10 YEARS OLD

110 100 0

IMRAN

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y• PHILLIP NICHOLAS

DYLAN

5 YEARS OLD

JUAN

Children measured

Order the children in descending order according to how much they grew from 5–10 years of age.

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Statistics and chance

Mum is making a fruit salad. She cuts 1 orange into 16 pieces, 2 apples into 16 pieces each, 14 of a watermelon into 20 pieces, 12 a pineapple into 18 pieces, 4 bananas into 10 pieces each and 18 strawberries into halves. She adds 24 blueberries and 14 raspberries to the bowl and mixes all the fruit together.

© R. I .

C.Publ i cat i ons Which piece of fruit is most to chosen aton random •f orlikely r evi e wbe pu r poses l y• from the fruit salad?

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Statistics and chance

Mum is making a fruit salad. She cuts 1 orange into 16 pieces, 2 apples into 16 pieces each, 14 of a watermelon into 20 pieces, 12 a pineapple into 18 pieces, 4 bananas into 10 pieces each and 18 strawberries into halves. She adds 24 blueberries and 14 raspberries into the bowl and mixes all the fruit together.

© R. I .

C.Publ i cat i ons

Write the fruit in order from most likely to least likely to be chosen at random •f orr evi ew pur posesonl y• from the bowl.

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0–14 years 15–64 years 65+ years

Age ranges

Age ranges

25

Statistics and chance

0–14 years 15–64 years

© R. I .

C.Publ i cat i ons •f orr evi ew pur poses65+ onl y• years

Number of people

Number of people

SCALE: 1 SYMBOL REPRESENTS 100 PEOPLE

What is the total population of the town of Labrios?

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15–64 years 65+ years

Age ranges

0–14 years

Age ranges

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Statistics and chance

0–14 years 15–64 years

© R. I .

C.Publ i cat i ons 65+ •f orr evi ew pur poses onl y• years Number of people

Number of people

SCALE: 1 SYMBOL REPRESENTS 100 PEOPLE

Which age range has the most people in total and by how many more than the second highest?

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Statistics and chance A town planning group surveyed 200 people in a small town to build 20 a new sporting venue.

The townspeople were 40 asked, ‘Which sport do © R. I .

C.Publ i cat i ons you enjoy playing the •f orr evi ew pur posesonl y•35 most?’ The results are shown in the pie chart.

20 10

Football Netball Rugby Basketball Tennis Cricket Golf Other

If they can only cater for two sports, which should they choose to accommodate the most people?

R.I.C. Publications® Prim-Ed Publishing

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Statistics and chance A town planning group surveyed 200 people in a small town to build 20 a new sporting venue.

The townspeople were 40 asked, ‘Which sport do © R. I .

C.Publ i cat i ons you enjoy playing the •f orr evi ew pur posesonl y•35 most?’ The results are shown in the pie chart.

20 10

Football Netball Rugby Basketball Tennis Cricket Golf Other

If one quarter of the people voted for football, how many voted for basketball?

R.I.C. Publications® Prim-Ed Publishing

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Statistics and chance

Leah and Isabella are building a house with wooden blocks. Leah has 50 yellow blocks, 16 green blocks, 38 red blocks and 78 blue blocks. Isabella has 26 yellow blocks, 72 green blocks, 45 red blocks and 21 blue blocks. The R. I .

C.Pu bl i cat i ons girls decided to combine all© the blocks into •f orr evi ew pur posesonl y• one big box.

Which chance word best describes the probability of selecting a blue block from the box—certain, likely, even chance, unlikely or impossible?

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Statistics and chance

Leah and Isabella are building a house with wooden blocks. Leah has 50 yellow blocks, 16 green blocks, 38 red blocks and 78 blue blocks. Isabella has 26 yellow blocks, 72 green blocks, 45 red blocks and 21 blue R. I .

C.P ub l i cat i ons blocks. The girls decided to© combine all their •f orr evi ew pur posesonl y• blocks into one big box.

Write the colours from most likely to be chosen to least likely to be chosen at random from the box.

R.I.C. Publications® Prim-Ed Publishing

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Statistics and chance

Rainfall (mm)

20

80

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C.Publ i cat i ons •f orr evi ew pur posesonl y•

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J

F

M

A

M

J

J

A

S

O

N

D

15 10 5

Rainfall

Temperature (ºC)

25

0

KEY

30

120

Temperature

0

Months of the year

Which month shows temperatures less than 10 ºC and with 1 12 times more rainfall than October?

R.I.C. Publications® Prim-Ed Publishing

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Statistics and chance

Rainfall (mm)

20

80

15

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y•

40

J

F

M

A

M

J

J

A

S

O

N

D

10 5

Rainfall

Temperature (ºC)

25

0

KEY

30

120

Temperature

0

Months of the year

What is the difference in rainfall between the hottest and coldest month?

R.I.C. Publications® Prim-Ed Publishing

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Statistics and chance Surveyors recorded vehicles that used a certain stretch of road.

MONDAY

TUESDAY

WEDNESDAY THURSDAY

FRIDAY

SATURDAY

SUNDAY

VAN CAR BUS MOTORCYCLE BICYCLE

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y•

OTHER

Which vehicle had the greatest decrease from weekday traffic to weekend traffic?

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Statistics and chance

Surveyors recorded vehicles that used a certain stretch of road.

MONDAY

TUESDAY

WEDNESDAY THURSDAY

FRIDAY

SATURDAY

SUNDAY

VAN CAR BUS MOTORCYCLE BICYCLE

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y•

OTHER

Which day should roadworks be completed so that the least number of people are disrupted?

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Statistics and chance

Three girls made spinners. Jamie made spinner 1, Charlie made spinner 2 and Ayla made spinner 3.

SPINNER 1

SPINNER 2

SPINNER 3

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y•

Which two girls have an equal chance of their spinner landing on blue?

R.I.C. Publications® Prim-Ed Publishing

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Statistics and chance

Three girls made spinners. Jamie made spinner 1, Charlie made spinner 2 and Ayla made spinner 3.

SPINNER 1

SPINNER 2

SPINNER 3

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y•

Who is least likely to have her spinner land on either yellow or red?

R.I.C. Publications® Prim-Ed Publishing

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Statistics and chance – Answers Card 1 Extension

55 children 1 more non-fiction book

Card 2 Extension

2 minutes Faster

Card 3 Extension

Sarah 0, 7, 8, 9

Card 4 Extension

Dogs and fish, owned by 6 people each Cats

Card 5 Extension

Team 1 86 runs

Card 6 Extension

Likely Certain

Card 7 Extension

14 children 2 children

Card 8 Extension

10 medals 175 medals

Card 15 Extension

Even chance Unlikely

Card 22 Extension

3 holes The first 9 holes

Card 9 Extension

Unlikely Even chance

Card 16 Extension

Brucille, 5 minutes 5 minutes longer

Card 23 Extension

Card 10 Extension

25 people 185 people

Card 17 Extension

50 less people 80 people

Juan, 34 cm Juan, Phillip, Dylan, Nicholas and Imran

Card 11 Extension

45 more children Original school surveyed

Card 18 Extension

Impossible Cola bottles

Card 24 Extension

Extension

Less chance

Extension

Other

Banana Banana, strawberry, apple, blueberry, watermelon, pineapple, orange, raspberry

Card 13 Extension

13 , 3 children 20

Card 20

Transportation, attractions and other

Card 25 Extension

3400 people 15–64 year olds, 50 people

4 children

Extension

Card 14 Extension

45 000 more tourists 135 000 tourists

Card 21

Card 26 Extension

Football and rugby 25 people

© R. I .

C.Publ i cat i ons 19 s Thursday •f o rr evi ew puCard r po es onl y• More chance Card 12

Extension

1 10

HHH, HHT, HTH, HTT, THH, THT, TTH, TTT 8 combinations

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Statistics and chance – Answers Card 27 Extension

Likely Blue, green, red, yellow

Card 28 Extension

April 40 mm of rainfall

Card 29 Extension

Car Friday

Card 30 Extension

Jamie and Ayla Charlie

© R. I .

C.Publ i cat i ons •f orr evi ew pur posesonl y•

R.I.C. Publications® Prim-Ed Publishing

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