Question

4. In how many years does a sum get doubled at simple interest rate of 12.5% p.a. ?
(a) 6yrs
(b) 7yrs
(c) 8yrs
(d) none of these​

Answer 1

Step-by-step explanation:

Correct option is

D

8 years 4 months

Let sum=x

After t year it double then interest=x

Rate of interest=12%

HenceTime=

x×12

x×100

=8Years4months