Simple and Compound Interest QUIZ

The compound interest formula is:

A = P(1 + r)^t

What does the A represent?

• The amount of interest earned.

• The amount of time that has passed.

• The total amount of money after a certain amount of time.

• The amount required to invest.

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

Write the percent as a decimal. 
4.3%

• 4.3
• .43
• .043
• 4300

What is the formula for simple interest?

• A=P(1+r)^t
• I=Prt
• I=P(1+r)t
• A=Prt

A bank is offering 2.5% simple interest on a savings account.  If you deposit $5,000, how much interest will you earn in three years?

• $5375
• $375
• $37500
• $42500

Tags

CCSS.7.RP.A.3

Sarah borrowed $18,000 for 4 years at an annual simple interest rate of 7%.  What is the total amount she will repay for the car loan?

• $504000
• $5040
• $23040
• $18000

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

A bank is offering 7% annual compound interest on a savings account.  If you deposit $1,500, how much interest will you earn in three years?

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

Ricco deposits $500 in an account that earns 2.5% interest compounded annually for 3 years.  Wally deposits $500 in an account that earns 5.1% interest compounded annually for 2 years.  Who will earn the greatest amount of interest?

• Ricco will earn $13.85 more than Wally
• Wally will earn $13.85 more than Ricco

Harley wants to buy a car that costs $15,000.  Bank One offers her a 3 year loan at a simple interest rate of 9%.  Bank Two offers her a 5 year loan at an annual compound interest rate of 3.5%.  Which bank offer should she choose?

• She will pay $1,234.70 less if she chooses Bank Two.
• She will pay $1,234.70 less if she chooses Bank One.