What amount results from Rs 5100 after 2 years at 10% annual compound interest?

Question: What amount results from Rs 5100 after 2 years at 10% annual compound interest?

1. Rs 6171
2. Rs 6172
3. Rs 6170
4. Rs 6173

Correct Answer: A — Rs 6171

Explanation: For annual compounding, amount = principal × (1 + rate/100)^years; interest = amount − principal.
Using the values in this question gives Rs 6171 as the correct answer.