Question

ravinder leaves home everyday at 8 am and reaches office at 9.30am.one day he left his home at 8 am but travelled a third of the distance at 3/4th of usual speed. at how many times his normal speed did ravinder travel the remaining part of the journey if he managed to reach office at time​

Answer 1

Answer:

Let Govinda take x mins to reach office

Let his usual speed be v

As distance to his office is same in both cases and as distance=speed×time

⇒ vx=(

5

4

v)(x+22.5)

⇒ 5x=4x+90

x=90 minutes

I know I am not right but I have this answer only as it was in my text book