A friend lends you $900, which you agree to repay with 3% interest. How much will you have to repay? How much of that was interest?

Christine borrowed $3000 from a bank for 2 years and was charged simple interest. The total interest that she paid on the loan was $ 120. As a percentage, what was the annual interest rate of her loan? If necessary, refer to the list of financial formulas.

Archie Buchanon has a $28,000 boat that loses 12.5% of its value yearly.  How much is his boat worth after 6 years?

Ernie Rolph borrowed $5100 at 6% annual simple interest. If exactly 1 year later he was able to repay the loan without penalty, how much interest would he owe? Ernie will owe $ in interest.

A family purchased a washer for $496. If they paid 25% down and agreed to pay the remainder in twelve equal payments, how much, in dollars was each payment?

Connor bought a house for $215,000.00, paying 10% down, financing the rest at 7% interest for 25 years.  What is the monthly payment?  How much interest will be paid over the life of the loan?

How much interest is owed on a 9-month, $5550 loan borrowed at 7.25% simple interest?

An amount was invested at an annual rate of 5% simple interest for 8 years. At the end of the 8 years, the account had a total of $8400. What is the amount of interest paid?

Kala took out a loan for 5 months and was changed simple interest at an annual rate of 6%. If the amount of the loan was $400,what is the amount of the interest she had to pay?

Richard invests $298.66 every month into an account. At the end of 30 years, he has a balance of $181,092.15. What interest did he make over 30 years?