Question

a sum of money will become 4 times itself in 10 years at a simple interest of

Answer 1

⭐⭐ Hey mate ⭐⭐

Here is the answer :-

Answer = 20%

It is given that the sum of money become for times in 10 years .

Rate is asked .

Now ,

let the principal be X .

Then, given amount = four times = 4x .

Now ,

Principal = X

Amount = 4x

R = SI × 100/ P × T

SI = A - P

SI = 4x - x

SI = 3x.

Then,

Rate = SI × 100/ P × T

=> 3x × 100/x × 10

=> 2 × 10

=> 20%

Rate = 20%

Hope it will be helpful..

#answerwithquality

#BAL