Speed, density and other rates
8th grade (Year 9 in England) · 16 questions · Common Core: 7.RP.A.1, HSN.Q.A.1 · England: KS3 Ratio, GCSE Foundation Ratio
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Question 1
How many minutes does it take to drive 80 km at an average speed of 80 km/h? Round to the nearest minute.
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Question 2
A metal has density 7 g/cm³. What is the mass of 20 cm³ of it, in grams?
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Question 3
How many minutes does it take to drive 204 km at an average speed of 40 km/h? Round to the nearest minute.
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Question 4
A train travels at 26 km/h for 0.5 hours. How far does it travel, in km?
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Question 5
How many minutes does it take to drive 234 km at an average speed of 48 km/h? Round to the nearest minute.
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Question 6
A train travels at 43 km/h for 2.5 hours. How far does it travel, in km?
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Question 7
How many minutes does it take to drive 199 km at an average speed of 40 km/h? Round to the nearest minute.
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Question 8
A cyclist covers 110 km in 2 hours. What is the average speed in km/h?
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Question 9
How many minutes does it take to drive 184 km at an average speed of 120 km/h? Round to the nearest minute.
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Question 10
A cyclist covers 225 km in 3 hours. What is the average speed in km/h?
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Question 11
How many minutes does it take to drive 202 km at an average speed of 120 km/h? Round to the nearest minute.
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Question 12
A cyclist covers 200 km in 5 hours. What is the average speed in km/h?
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Question 13
How many minutes does it take to drive 76 km at an average speed of 48 km/h? Round to the nearest minute.
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Question 14
A cyclist covers 275 km in 5 hours. What is the average speed in km/h?
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Question 15
How many minutes does it take to drive 171 km at an average speed of 120 km/h? Round to the nearest minute.
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Question 16
A cyclist covers 90 km in 2 hours. What is the average speed in km/h?
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