Question

Suppose Y varies directly with x, and y = 25 when x = 140. what is the value of x when y = 36?

Answer 1

25y.......140x

36y..........x

Cross multiply

25x= 36*140

25x= 5040

x= 5040/25

x= 1008/5

x= 201.6

When y=36 the x will = 201.6

I hope that's help !