A sum of ₹1,25,000 is invested at 12% compound interest per annum. After how many years will it grow to ₹1,75,616?
2
3
4
5
Correct answer: 3
Solution
For compound interest, amount after 3 years is \(125000\times(1.12)^3\). Since \((1.12)^3 = 1.404928\), the amount becomes ₹1,75,616 exactly. Therefore, the time required is 3 years.