Question

The ratio of the speed of a bus to a bike is 9:7 and the bike travels 28 km less than the bus in the same time. If the time taken by the bus to travel that distance is 7 hours, then find the speed of the bike.

A 14 km/hr
B 20 km/hr
C 18 km/hr
D 16 km/hr
E None of these
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