Compound Interest 2-6

A bank is offering 7% annual compound interest on a savings account.  If you deposit $1,500, what will be the total amount of money in your savings account after three years?

• $337.56
• $1837.56
• $31500
• $30000

What does the "A" part stand for in the compound interest formula?

• Total

• Principal

• Rate

• Time

What does the "P" part stand for in the compound interest formula?

• Total

• Principal

• Rate

• Time

What does the "r" part stand for in the compound interest formula?

• Total

• Principal

• Rate

• Time

What does the "t" part stand for in the compound interest formula?

• Total

• Principal

• Rate

• Time

If you wanted to amount of interest an account has earned after being compounded annually. What would you have to do after you found "A" using the formula A=P(1+r)^t ?

• Add A (total amount) plus P (original amount)

• A (total amount) is the same a interest

• Look for I in the formula

• Subtract P (original amount) from A (total amount)

Jacob borrows $500 from Abraham and agrees to have the loan compounded annually for 5 years with an interest rate of 2.5%. How much will the total amount be that Jacob owes?

• $565.70

• $262609.38

• $65.70

• $630.20

Henry deposits $750 into a college savings account that is compounded annually when his parents received as a stimulus package. If Henry lets the money sit in the account without adding or removing any and receives a 8.5% interest rate, how much money will he have total after 5 years?

• $1127.74

• $1535.24

• $2345.67

• $850.76

Steve deposited $5,000 in a savings account that pays 4% interest compounded annually.

Which equation could be used to find the value of the account after 3 years?

• A = 5,000(1 + 4)³

• A = 5,000(1 + 0.04)³

• A = 5,000(1 + 0.4) x 3

• A = 5,000(0.04)³

Jay'den earned $475 from mowing lawns last summer. He deposited this money in an account that pays an interest rate of 3.8% compounded annually.

What will be his balance after 15 year?

• $827.52

• $831.10

• $839.45

• $846.80