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7. An athlete covers a certain distance in
30 minutes at the uniform speed of
12km/hr. By how much he must increase
his speed so as to cover the same
distance five minutes early?
Answers
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1
Answer:
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Answered by
0
Answer:
Step-by-step explanation:
In this question the speed=(12/60)km/min
=(1/5)km/min.
=> in 30 min the distance covered=30/5= order to cover it 5 minutes early
=> time needed=30–5=25min
So required speed=6km/25min
=(6×60/25)km/hr=14.4kmph.
Hope it helps you!
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