Question

10. Pis inversely proportional to x, and P9 when x4
Find P when x 12.
b. 3
d. 27
a.1/2
c. 9​

Answer 1

P inversely proportional to x

if p=9 then x= 4

p = 1/ x

9 = 1 / 4

If x= 12 then..

9×3 = 1/ 3× 4

27 = 1/12

so p = 27