Question

please anwer this as soon as possible..i want it right now

Answer 1

Step-by-step explanation:

Given :- speed of boat = 4km/h

time = 8 hours

total distance = 12+12 = 24 km

=> To find out => speed of stream

Solution:-

=> let us consider that speed of stream is "x"

So => 12/(4+x)+12/(x-4) = 8

=> x = 2

=> speed of stream is 2 kmph