1. Walking at 6/7th of this usual speed a man is 25 minutes too late. His usual time to cover this distance is
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By: anil on 05 May 2019 02.00 am
Let the initial speed and time be s,t respectively,
then speed and time in the next case are 6s/7 and (t+25)
As distance = speed * time, and distance travelled in both cases is the same,
(6s/7)*(t+25) = s*t
Solving the above equation results in t=150min
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then speed and time in the next case are 6s/7 and (t+25)
As distance = speed * time, and distance travelled in both cases is the same,
(6s/7)*(t+25) = s*t
Solving the above equation results in t=150min