show the complete answer 1. Mr.Tan invested Php 35, 000 and had Php 39, 250 returned to him 2 years and 9 months later. At what simple interest rate did his money earn? 2. Nicole needs to raise Php 80, 000 in 15 months. What amount should she set aside now and invest in a fund earning 2% per month to reach her target amount? 3. Find the compound amount due in 6 years and 2 months if Php 350, 000 is invested at 12% interest