Question

In how many years will a sum of money doubles itself at 4%
compound interest payable half yearly?​

Answer 1

Answer:

Let sum =x

then ,amount =2x

S.I=x

time= 100×S.I/sum × rate

=100× x/ x ×4

25 years

Answer 2

Answer:

let sum x

Step-by-step explanation:

then amount =2x

s.i =x then,

25 years