. A cyclist covers first 10 km in 45 minutes,
next 10 km in 1 hour and last 10 km in 1 hour
15 minutes. Find the average speed of the cyclist
in the whole journey.
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Step-by-step explanation:
Time taken for first 10 kilometres is 45 minutes that is 3/4 hr.
Time taken for. next 10 kilometres is 1 hr.
Time taken for next 10 kilometres=1hr15 minutes.=5/4 hrs.
Average speed of the cyclist=30/3=10 KMPH.
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