Question

th
7. Simple interest on a sum of money is of the principal and the number of
years is equal to the rate of interest per annum. Then the amount after 4
1
25
years will be
a. 1.08 times the principal
c. 1.21 times the principal
b. Twice the principal
d. 1.81 times the principal​

Answer 1

Answer:

don't know ........................