Question

A man can reach a certain place in 30hours. if he reduces his speed by 1/15th, he covers 10km less in that time. find his speed ?

Answer 1

ans. 5 km/hr

Explanation:

Let the speed be x km / hr. Then,

30x - 30 * 

1415x = 10

<=> 2x = 10 <=> x = 5 km / hr.

thank u

Answer 2

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