20. Calculate the extra amount

Sunil borrowed \(₹\)39931 from Rahul for 3 years at a simple interest rate of 5\(\%\) per year. What extra amount would Sunil have to pay if he had lent this money at a compound interest rate of 5\(\%\) per year? (Use: ${1.05}^3$ \(\approx\) 1.05)

 

Answer:

 

The extra amount Sunil have to pay Rahul \(=\) \(₹\).

 

[Note: Enter the answer up to \(2\) decimal places.]