1.

A car travels from P to Q at a constant speed. If its speed were increased by 10 km/hr, it would have taken one hour lesser to cover the distance. It would have taken further 45 minutes lesser if the speed was further increased by 10 km/hr. What is the distance between the two cities ?

A. 20 km
B. 40 km
C. 00 km
D. 50 km
Answer» B. 40 km


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