RRB Assistant Loco Pilot and Technician Model Paper 16 with key

Question : 41 of 75

Marks: +1, -0

Speed of a boat is 5 km per hour in still water and the speed of the stream is 3 km per hour. If the boat takes 3 hours to go to a place and come back, the distance of the place is:

3.75 km
4 km
4.8 km
4.25 km

Validate

Solution:

Speed of boat in still water= 5kmph
Speed of stream = 3 kmph

D/8+D/2

= 3 hrs
On solving distance = 4.8 km.

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