Compound Interest Expressions

interest paid on the initial principal and on interest earned in the past

• Compound Interest

• Simple Interest

• Interest

• Interest Rate

Karla invested $1,000 in savings bonds. If the bonds earn 6.75% interest compounded semi-annually, how much total will Karla earn in 15 years?

• $1,584.62

• $2,651.39

• $2,706.86

• $1,825.10

Emily would like to buy some new furniture for her home. She decides to buy the furniture on credit with 9.5% interest compounded quarterly. If she spent $7,400, how much total will she have paid after 8 years.

• $15,415.94

• $15,683.28

• $15,927.56

• $16,109.05

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

• A

• B

• C

• D

Ash has $8,000 in a savings account. The interest rate is 3% compounded semi-annually .

To the nearest cent, how much will he have in his account in 4 years?

• $9,004.07

• $2,2848.80

• $9,011.94

• $8,242.71

• the type of interest being earned

• compound

• the rate of interest earned

• t

• the principal amount of money in the acc

• 1000

• number of years since opening account

• 40%

Ash has $8,000 in a savings account. The interest rate is 3% compounded once a year.

To the nearest cent, how much will he have in his account in 4 years?

• $9,004.07

• $2,2848.80

• $9,011.94

• $8,242.71

Write an expression that would calculate the amount of money you would have after x years if you invested $3200 at a 12% interest rate that compounds every other month.

Mathematical Equivalence

ON

Which of the following exponential equations is the formula for compound interest?

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