GCSE · Compound units & rates

Speed, distance and timeExam-style questions

Why speed is a rate (distance per one unit of time), how the three formulas are one relationship, why time must be in decimal hours, and why average speed is total distance over total time — never the mean of the speeds.

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14 questions · GCSE (Higher) level · mark scheme and worked solution on each · no sign-up to try

DifficultyAll Level 1 Level 2 Level 3 Level 4 Level 5

1
A car travels $120$ miles in $2$ hours. Work out its average speed.
Level 1 · 1 markTry it
2
A cyclist rides at $15$ km/h for $3$ hours. How far does she travel?
Level 1 · 1 markTry it