Inderjeet opened a cumulative time deposit account with Punjab National Bank. He deposited ₹360 per month for 2 years. If the rate of interest be 7% per annum, how much did he get at the time of maturity?

Mr. Richard has a recurring deposit account in a bank for 3 years at 7.5% per annum simple interest. If he gets ₹8,325 as interest at the time of maturity, find:

(i) The monthly deposit,

(ii) The maturity value.