Percent Increase and Decrease Answers

Jon invests $4,100 into an account that pays 5 percent simple interest each year. What is the total balance in the account after 3 years?

Mara found the length of time of an investment. The principal of the investment was $4,300, the interest rate was 6.2 percent, and the interest was $2,666. Mara made an error in her work.What was Mara’s error?

Li invests money in a savings account. She wants to know the amount of simple interest that she will earn in 6 years at 3.75 percent. What additional information does she need to find this amount?

Hanna puts $4,383 in a savings account with an annual interest rate of 5.2 percent for 3 years. Into which variable should she substitute 4,383 in the simple interest formula ?

The following information is known about a loan.Time = 4 yearsInterest rate = 3.1%Original amount of loan = $1,200What amount of simple interest will be paid on the loan?

The following information is known about a loan.Time = 8 yearsInterest rate = 14%Principal = $1,010What is the total amount of simple interest that is earned?

Bobby borrowed $500 at 12 percent simple annual interest. He paid back $680 to pay off the loan. How many years did it take Bobby to pay back the loan?

Victor borrowed money at 5.25 percent simple annual interest. At the end of the year, the interest on the loan is $255.94. What was the amount of the loan?

Mrs. Sing invests $12,876 for her business at an annual interest rate of 7 percent for 3 years. Which number will Mrs. Sing substitute for r in the simple interest formula?

The following information is known about a loan.Time = 7 yearsInterest rate = 6%Interest = $840.00What was the principal on the loan?