SOLUTION: Find the value of y for a given value of x, if y varies directly with x. If y = 0.15 when x = 1.5, what is y when x = 6.3?

Algebra ->  Average -> SOLUTION: Find the value of y for a given value of x, if y varies directly with x. If y = 0.15 when x = 1.5, what is y when x = 6.3?      Log On

Hi

Let k represent the constant of the direct relationship

 y = kx

 .15 = k(1.5)

.15/1.5 = k = .1

 y = .1x

when x = 6.3

 y = .63