To buy a laptop computer, Louise borrowed $2,000 for 3 years at an annual simple interest rate of 4.5%. What is the total amount that she will repay?
$2,270
How much interest will be earned in 3 years from $730 placed in a savings account at 6.5% annual simple interest?
$142.35
To buy a car, Joe borrowed $10,000 from his parents. His parents are charging him 2% simple interest each month. If it takes Joe 3 years to pay it off, how much interest will he owe his parents?
$7,200