Question

Y varies inversely as x . If x = 6 then y = 5. Find y when x = 2.

Answer 1

y = 15

Explanation:

y varies inversely as x.

y = k/x

5 = k/6

Find constant of proportionality.

5 × 6 = k

30 = k

Plug k as 30 and x as 2.

y = 30/2

y = 15