A cyclist covered 3 1/2 km in three hours. He covered 2 1/4 km in first two hours
What distance did he cover in the third hour?
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Answer:
speed = D× T
so 21/4 is d and time is 2hrs so speed is
2.62km
Distance =S × T
so 2.62 × 3
Answer that is 7.86 km
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