Question

The speed of a boat in still water is 8km/h.it can go 30 km upstream and 44 km downstream in 10 hours.find the speed of the stream

Answer 1

Answer:

speed of stream is 3km/h

Step-by-step explanation:

let the speed of stream is x

30/(8-x)  +  44/(8+x)  = 10

we put x=3

then we get

30/5 + 44/11 = 6+4 =10 = RHS