CUET Preparation Today
A sum of money doubles itself in 10 years on compound interest. In how many years will it become four times? |
18 20 21 19 |
20 |
Given, A sum of money doubles itself in 10 years. Means, 1----------2 ( in 10 years) then it will be four times in, 12---------22 10 × 2 = 20 years.
|
