Boats and Streams

Quantitative Aptitude ( CCS)

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A Boat takes 128 min less to travel to 48 Km downstream than to travel the same distance upstream. If the speed of the stream is 3 Km/hr. Then Speed of Boat in still water is?

6 Km/hr

9 Km/hr

12 Km/hr

15 Km/hr

Explanation:

32/15 = 48(1/s-3 – 1/s+3)
s = 12

By: Manpreet kaur

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