Boats and Streams

Math and Mental Ability

Title

45:30

8 of 24 completed

5 of 15 completed

38 of 100 completed

8 of 20 completed

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The speed of a boat in still water in 15 km/hr and the rate of current is 3 km/hr. The distance travelled downstream in 12 minutes is:

1.2 km

1.8 km

2.4 km

3.6 km

Speed downstream = (15 + 3) kmph = 18 kmph.

Distance travelled = 18 x 12/60 = 3.6 kmph.

Hence, option 4 is the correct answer.