speeds of a boat along and against the current are 12 km/hr and 8 km/hr respec

Question

speeds of a boat along and against the current are 12 km/hr and 8 km/hr respectively. then the speed of the current in km/hr is

Options:

A . 5 km/hr

B . 4 km/hr

C . 3 km/hr

D . 2 km/hr

Answer: Option D
Explanation :

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