Practice

Question 1

A pie chart shows how the pupils of a school travel there each morning. The circle is cut into 3 slices: bus 25%, train 50% and other ways 25%. 12 pupils come by bus. How many pupils are there in the school?

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Question 2

A pie chart shows the favourite subject of the students in a school. The circle is cut into 3 slices: Science 10%, Maths 80% and other subjects 10%. 24 students chose Science. How many students were surveyed altogether?

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Question 3

A school draws a pie chart of the items collected in the recycling bin one week. The circle is cut into 3 slices: paper 25%, plastic 25% and other items 50%. 45 of the items were plastic. How many items were collected that week?

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Question 4

A class surveys the pets kept in their homes and draws a pie chart. The circle is cut into 3 slices: dogs 50%, cats 25% and other pets 25%. 12 of the pets are dogs. How many pets were counted altogether?

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Question 5

A school library draws a pie chart of the books borrowed in a week. The circle is cut into 3 slices: storybooks 40%, comics 20% and other books 40%. 90 of the books were storybooks. How many books were borrowed that week?

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Question 6

A school library draws a pie chart of the books borrowed in a week. The circle is cut into 3 slices: storybooks 60%, comics 20% and other books 20%. 24 of the books were comics. How many books were borrowed that week?

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Question 7

An ice cream stall draws a pie chart of the scoops it sold on a hot afternoon. The circle is cut into 3 slices: chocolate 25%, vanilla 50% and other flavours 25%. It sold 24 scoops of vanilla. How many scoops did the stall sell altogether?

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Question 8

A hawker stall draws a pie chart of the noodle dishes it sold one afternoon. The circle is cut into 3 slices: laksa 20%, bee hoon 40% and other noodles 40%. It sold 48 bowls of bee hoon. How many bowls of laksa did it sell?

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Question 9

A class draws a pie chart of the plants growing in their school garden. The circle is cut into 3 slices: tomato 25%, chilli 50% and other plants 25%. 90 of the plants are chilli. How many plants are growing in the garden?

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Question 10

A tuck shop draws a pie chart of the fruit it sold on Monday. The circle is cut into 3 slices: apples 10%, pears 10% and other fruit 80%. It sold 25 apples. How many pieces of fruit did it sell altogether?

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Question 11

A pie chart shows the type of flat each household in a housing estate lives in. The circle is cut into 3 slices: 3-room 10%, 4-room 30% and other flats 60%. 48 households live in 4-room flats. How many households are there in the estate?

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Question 12

A class draws a pie chart of the fish they caught at a fishing pond. The circle is cut into 3 slices: guppies 25%, tilapia 25% and other fish 50%. They caught 6 tilapia. How many fish did the class catch altogether?

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Question 13

A drinks stall draws a pie chart of everything it poured one morning. The circle is cut into 3 slices: tea 60%, coffee 20% and other drinks 20%. It poured 75 cups of tea. How many cups did the stall pour altogether?

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Question 14

A class records the colour of every car in a car park and draws a pie chart. The circle is cut into 3 slices: white 60%, black 20% and other colours 20%. 150 of the cars are white. How many of the cars are black?

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Question 15

A class records the colour of every car in a car park and draws a pie chart. The circle is cut into 3 slices: white 40%, black 40% and other colours 20%. 30 of the cars are black. How many cars are in the car park?

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Question 16

A class records the colour of every car in a car park and draws a pie chart. The circle is cut into 3 slices: white 25%, black 50% and other colours 25%. 60 of the cars are white. How many of the cars are black?

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Question 17

A pie chart shows the CCA each pupil in a class has joined. The circle is cut into 3 slices: choir 25%, dance 25% and other CCAs 50%. 20 pupils joined choir. How many pupils are in the class?

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Question 18

A pie chart shows the game each pupil played at recess on Friday. The circle is cut into 3 slices: chess 50%, checkers 25% and other games 25%. 40 pupils played checkers. How many pupils played a game at recess?

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Question 19

A bakery draws a pie chart of the loaves of bread it baked one morning. The circle is cut into 3 slices: wholemeal 20%, white 60% and other bread 20%. It baked 24 loaves of white. How many loaves of wholemeal did it bake?

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