Solve real problems with circles
7th grade (Year 8 in England) · 16 questions · Common Core: 7.G.B.4 · England: KS3 Geometry and measures, GCSE Foundation Geometry and measures
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Score/ 16
Question 1
A bike wheel has diameter 50 cm. How far does the bike travel, in metres, when the wheel turns 28 times? Round to 1 decimal place.
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Question 2
A circular lawn sprinkler waters everything within 13 m of it. What area does it water, in m², to the nearest whole number?
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Question 3
A 25 cm pizza and a 33 cm pizza have the same thickness. How many times as much pizza is in the larger one? Round to 2 decimal places.
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Question 4
A bike wheel has diameter 70 cm. How far does the bike travel, in metres, when the wheel turns 47 times? Round to 1 decimal place.
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Question 5
A circular lawn sprinkler waters everything within 12 m of it. What area does it water, in m², to the nearest whole number?
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Question 6
A 25 cm pizza and a 31 cm pizza have the same thickness. How many times as much pizza is in the larger one? Round to 2 decimal places.
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Question 7
A bike wheel has diameter 60 cm. How far does the bike travel, in metres, when the wheel turns 36 times? Round to 1 decimal place.
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Question 8
A circular lawn sprinkler waters everything within 8 m of it. What area does it water, in m², to the nearest whole number?
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Question 9
A 20 cm pizza and a 28 cm pizza have the same thickness. How many times as much pizza is in the larger one? Round to 2 decimal places.
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Question 10
A bike wheel has diameter 60 cm. How far does the bike travel, in metres, when the wheel turns 33 times? Round to 1 decimal place.
Answer
Question 11
A circular lawn sprinkler waters everything within 13 m of it. What area does it water, in m², to the nearest whole number?
Answer
Question 12
A 20 cm pizza and a 28 cm pizza have the same thickness. How many times as much pizza is in the larger one? Round to 2 decimal places.
Answer
Question 13
A bike wheel has diameter 70 cm. How far does the bike travel, in metres, when the wheel turns 41 times? Round to 1 decimal place.
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Question 14
A circular lawn sprinkler waters everything within 14 m of it. What area does it water, in m², to the nearest whole number?
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Question 15
A 30 cm pizza and a 38 cm pizza have the same thickness. How many times as much pizza is in the larger one? Round to 2 decimal places.
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Question 16
A bike wheel has diameter 50 cm. How far does the bike travel, in metres, when the wheel turns 57 times? Round to 1 decimal place.
Answer
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