Question

Asked Jan 20, 2020

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A boat goes 30 km upstream and 44 km downstream in 10 hours. In 13 hours it can go 40 km upstream and 55 km down stream. Determine the speed of the stream and that of the boat in still water.

Step 1

Considering the speed of boat in still water is (x) km/h and the speed of stream is (y) km/h respectively.

Step 2

To find: The speed of boat in still water (x) km/h and speed of stream (y) km/h respectively.

Step 3

According to question, it is given that when the boat goes 30 km upstream and 44 km downstream respectively, it totally t...

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