Ratna invests £1200 for 2 years in a bank account paying r% per year compound interest.

At the end of 2 years, the amount in the bank account is £1379. 2.

Calculate r

Ratna invests £1200 for 2 years in a bank account paying r% per year compound interest.

At the end of 2 years, the amount in the bank account is £1379. 2.

Calculate r

compound intereston aprincipalof £1,200 compounded once per year for two years, an interest rate of 7.207% per year is needed.compound interest is –investmentPrincipalAmount or amount investedCompound Interest,click here :