Compound Interest

Caiden 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

Find the following Balance:
$600 invested at 6% compounded annually for 7 years.

• $2273.04
• $1080.57
• $1057.95
• $902.18

You borrowed $1,690 for 5 1/2 years at an interest of 5.7% compounded annually.  How much extra did you pay by taking out the loan?

• $602.45
• $2,292.45
• $1,87.55
• $3,982.45

If $1,000 is invested at 16% interest, compounded continuously, for five years, what is the ending balance?

• $1,225,54
• $2,225.54
• $22,255.40
• $225.54

Ashleigh put some money into an account paying 4.5% compounded continuously for 10 years. She now has $3567.91 in the account. How much money did she start the account with?

• $2275

• $2725

• $2572

• $3275

Damara invests $3500 at 2% compounded continuously for 5 years. How much will she have in her account after 5 years?

• $3868.10

• $3886.10

• $3688.10

• $3286.10

Abhasra invests $8,911 in a retirement account with a fixed annual interest rate of 7.71% compounded continuously. What will the account balance be after 20 years?

• $41,649.38

• $51,649.38

• $61,649.38

• $71,649.38