Question

Given A=p(1+rt) what was the value of 4 when A=27 p=18 t=5

Answer 1

r = 1/10

Explanation:

A = p(1 + rt);

A = 27; p = 18; t = 5

27 = 18(1 + r × 5)

27/18 = 5r + 1

27/18 - 18/18 = 5r

9/18 = 5r

5r = 1/2

r = 1/10