 1. Mary invests $1,000 at an annual interest rate of 5%. Calculate the simple interest after 3 years.
 2. James borrows $2,500 at a simple interest rate of 6% per annum. How much interest will he pay after 2.5 years?
 3. If you deposit $1800 in a savings account with an annual interest rate of 3.5%, how much interest will you earn after 4 years?
 4. Tom takes a loan of $8,000 at a simple interest rate of 8% for 3 years. Calculate the total amount he needs to repay
 5. Alex borrowed a sum of money at an annual interest rate of 4%. After 4 years, he repaid $3,600 in total. Calculate the original loan amount.
 6. A savings account with a principal of $10,000 earned $1,200 in simple interest after a certain period. If the annual interest rate was 4%, calculate the time the money was invested.
 7. Alex takes a loan of $10,500 at an annual interest rate of 8.5%.
Calculate the interest he earns each year.
 8. Emily borrows $5,000 at an interest rate of 9% for 2 years.
How much is her total repayment?
 9. Sarah took a loan of $5,000 and repaid a total of $6,200 after 2 years. If the loan was at a simple interest rate, calculate the annual interest rate.
 10. Emma borrows $9,000 at a simple interest rate of 7% per annum. If she keeps the loan for 10 months, how much interest will she pay?
 11. Michael invests $7,000 in a fixed deposit with an annual interest rate of 4.5%. After 5 months, withdraws the money.
How much interest had the investment earned?
 12. Nicole deposits $2,000 in a savings account with an annual interest rate of 3%. After 9 months, she decides to close the account.
Calculate the total amount she receives.
 13. Lisa invested a certain amount of money at an annual interest rate of 6%, and after 3 years, she received $720 as simple interest. Calculate the initial amount she invested.
 14. Choose the word to complete the sentence: When investing money you can compare banks to find the ...... interest rate so you get the most interest.
A) Highest B) Lowest
 15. Choose the correct formula to calculate Simple Interest
A) I = PRT B) R = PTI C) T = PRI D) P = IRT
 16. Abdul invest $5000 for 4 years at 6% pa. His total interest in 4 years is $1200.
What is the value of his investment at the end of the term?
 17. Khaled invested $2000 and received a total of $2550 at the end of the term. How much interest did he earn?
 18. Kylie invested $1000 at 5% pa and received $200 interest.
Find the length of the investment in years.
 19. Amy borrows $8,400 and repays the loan 6 years later, the loan had earned $2520 in simple interest.
Calculate the interest rate for the loan.
 20. A sum of $10,000 is invested at a simple interest rate of 6%. If the interest earned is $900, calculate the time the money was invested.
