alleryAn athlete runs three 400 m laps in 200 s. What is the average speed?
A6 m/s
B4 m/s
C8 m/s
D5 m/s
Answer & Solution
Correct answer: A. 6 m/s
The athlete covers 3 × 400 = 1200 m, so the average speed is 1200 ÷ 200 = 6 m/s.
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