3. Find the simple interest on $20,000 borrowed on May 1 and will be paid after 6 months at 6.25% interest using exact time.
4. How much must be paid on the due date of Oct 20, 2020, on a loan of $80,000 made on December 5, 2015 with interest of 44.5% compounded quarterly?
5. Find the amount to be paid of a present value of $15,000 payable every three months for 10 years, if the money is worth 5% compounded quarterly.
6. If $25,000 is deposited in an account that earns interest compounded monthly and becomes $32,000 after 2 years, what is the interest rate?
7. After a strong typhoon, Mang Liloy applied for a calamity loan of $30,000. The current interest rate for the calamity loan is 5.95% per annum. How much interest does Mang Liloy have to pay at the end of 1 year?
8. What is the interest rate compounded quarterly if $2,500,000 is invested and the amount became $3,210,000 after 10 years?
9. Find the amount and interest on $50,000 invested for 10 years at 5.25% interest compounded semi-annually.
10. Find the compound amount and interest if $400,000 is invested at 8% compounded quarterly for 5 years and 6 months.