Question

A route up a mountain is 20 Km long. john followed this route at an average speed of xkm/h. write down an expression in terms of x,for the number of hours he took to walk up the mountain.​

Answer 1

Speed = d/t
T = d/ speed
T = 20/ X

Answer 2

20/x

Explanation:

speed = distance /time

x km/h is speed

20 km is distance

x= 20/t

t= 20/x