Question

A man can row 15 km/h in still water. He takes twice to row up some distance upstream than to row the same distance downstream. The speed of the current is:

Answer 1

Answer:

5 km/h

Step-by-step explanation:

x speed of the current

(15+x) = 2(15-x)

15+x = 30 -2x

3x = 15

x = 5