Question

A man can row 8 km in 1 h in still water . If the speed of the water current is 2kmph and it takes 3 hours for him to go from a point p to q and return to p then find the distance PQ​

Answer 1

Answer:

Step-by-step explanation:

Speed of the man in still water =8 kmph.

Speed of the river =2 kmph

Downstream =8+2=10 kmph

Upstream =8−2=6 kmph ⇒  10

x +  6 x  = 60

48 ⇒8x=24 ⇒x=3 km

Answer 2

Step-by-step explanation:

Ans

$11 \times \frac{1}{4 \: } \: km$