Question

Y is inversely proportional to x . When y = 30 , x = 3 Work out x when y = 6

Answer 1

Explanation:

yx = k, where k is a real constant.

When y = 30, x = 3.

=> k = (30)(3) = 90.

Hence when y = 6, x = k/y = (90)/(6) = 15.