Question

Y varies inversely with x. If y = 5 when x = 60, find y when x = 150

Answer 1

y =2 when x = 150

Explanation:

Inverse variation is

xy = k

5*60 = k

300 = k

xy = 300

150y = 300

Divide by 150

150y/150 = 300/150

y = 2