B. Solve the following problems involving interest. Write the answer on the line provided. Attached the solution on a separate sheet. No solution means wrong answer. 1. A bank offers 3.5% annual simple interest rate for a particular deposit. How much interest will be earned if Php 120,000.00 pesos is deposited in this savings account for 5 year? 2. When invested at an annual interest rate of 7.5%, the amount earned P40,200.00 of simple interest in 2.5 years. How much money was originally invested? 3. Gardo borrowed P150,000.00 and paid P1,250.00 interest for 6 months. What was the rate of interest? 4. How long in years will it take for P10,300.00 to amount to P20,000.00 at 9.75% simple interest? 5. Trex invested P15,600.00 at 10.25% interest rate. How long will take for his investment to earn an interest of P9,055.00? 6. What is the interest rate per conversion period if P49,500.00 was invested at 2.5% compounded semi-annually for 5 years and 6 months? 7. At what interest rate compounded semi-annually will P25,000.00 accumulate to P47,000.00 in 10 years? 8. MU University anticipates additional expenses of P1,367,800.00 for a new equipment needed for offering a new course 5 years from now. How much should be invested in an account that earns 12% compounded monthly? 9. A loan P175,000.00 at 7.5% compounded quarterly was paid back with an amount of P500,000.00 at the end of the period. For how long was the money borrowed? 10. Jenos borrows P55,000.00 and agrees to pay P80,500.00 after 2 years. At what rate, compounded monthly, is the interest computed