Question

walking at 3/4 of his normal speed, Abhishek is 15 minute late in reaching his office. the usual time taken by him to cover the distance between his and his office is?​

Answer 1

let, the usble speed be x

walking speed= 3x/4

let, the distanc be D

A/q

4D/3x-D/x= 15\60

= 4D-3D =1/4×3

= d=3/4

usable time=D/x = 3/4 hours.

Ans .....

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