A person covers 32km downstream is 240 minutes and the same person cover 48 km upstream in 1440 minutes. Then find the rate of current?

1:

4kmph

2:

5kmph

3:

3kmph

4:

2kmph

5:

None of these

Let speed of person = x kmph

Speed of current = y kmph

x + y = 8

x − y = 2

x = 5kmph, y = 3 kmph

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IBPS Clerk Prelims 2016

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