Anuj takes a loan at 20% per annum with interest being compounded annually. The loan is to repaid in 10 equal instalments of Rs. 7,200 each. After 8th instalment, the rate of interest was reduced to 10% for 9th and 10th year. What is the amount (in Rs.) Anuj will have to repay if he wants to pay the remaining loan along with the interest in the single payment at the end of 9th year?