Question

The speed of a car is 20% more than that of a bike. Both of them start from a same point. After travelling for 10 hours, the speed of the bike is increased by 40%. After 12 hours from starting, the car was 48 km ahead of the bike. Find the initial speed of the bike.

A 31 km/hr
B 33 km/hr
C 35 km/hr
D 30 km/hr
E None of these
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