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Time, Distance and Speed

Excluding stoppages, the speed of a bus is 54 kmph and including stoppages, it is 45 kmph. For how many minutes does the bus stop per hour?

A. A
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics

Mohan rides a cycle at 8 kmph. After every 10 km he rests for 20 minutes.
He will cover 40 km in :

C. 6 HRS.
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A man takes 5 hours 45 min. in walking to a certain place and riding back. He would have gained 2 hours by riding both ways. The time he would take to walk both ways, is:

A. 7 HOURS 45 MINUTES
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics

A and B start at the same time with speeds of 40 km/hour and 50 km/hour respectively.
If in covering the journey, A taken 15 minutes longer than B, the distance of the journey is :

C. 50 KM
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Arvind starts walking  at 2 p.m. with the speed of 5 km/hr from P to Q.
Gopal goes on cycle at 3 p.m. with 10 km/hr from P to Q.
At what time Gopal will cross Arvind ? 

D. 4.00 P.M.
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics