(simple interest) find the maturity/future value of each and explain the formula that you used and explain step by step how it is solved

Euture worth of the ff.) CSimple interest Find the maturity valve Pruncual 35.600 Interest rate : 8% Time : 9 months Find maturity value Principal : 140,250 Interest rate: 12% Time: 15 months Find maturity value 5. Principal : 1,400,500 Interest rate 9% Time: 10 years Find maturity Valve