how long does it take $450 to double at simple interest rate of 14%

Answer 1

450(1.14)^n = 900
1.14^n = 2
take log of both sides

log 1.14^n = log 2
n log1.14 = log2
n = log2/log1.14 = appr 5.3 years

Answer 2

How long does it take $450 to double at a simple interest rate of 14%