A car travels from P to Q at a constant speed. If its speed were incre – McqOptions

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1.	A car travels from P to Q at a constant speed. If its speed were increased by 10 km/h, it would have been taken one hour lesser to cover the distance. It would have taken further 45 min lesser if the speed was further increased by 10 km/h. The distance between the two cities is :
A.	540 km
B.	420 km
C.	600 km
D.	620 km
Answer» D. 620 km

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