In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/Phrase. To give the devil his due
A sum of Rs 6000 becomes Rs 7200 in 2 years, when invested in a scheme of simple interest. If the same sum is invested in a scheme of compound interest with same yearly interest rate (compounding of interest is done yearly), then what will be the amount (in Rs) after 3 years?