Question

A boat can go at 8km/h in still water it was down stream for a distance of 30 km in 3 hours. Find the speed of the stream​

Answer 1

Answer:

Let speed of stream=x

$\frac{30}{8+x} =3\\24+3x=30\\3x=6\\x=2$

The speed of stream =2km/hr

Answer 2

speed of the stream be = x km/h

speed = distance/time

ATQ

30/8+x = 3

30= 24+3x

6=3x

x=2 km/h