Question

In how much time a sum of money will be doubled at the rate of 6 whole no. and 1/2% per annum?

Answer 1

Answer:

Let the sum be 100.

100 +( 100 × N x 10/100) = 200, where N is the period in years.

100 + 10 N = 200.

10 N = 100.

N = 10 .

Sum doubles in 10 years

see answer in attachment.......