simple and compound interest

David

invests $10,000 in a savings account that pays 3.5% simple interest. If David

makes no withdrawals or deposits to the account, how much will be in the

account after 7 years.

• $2,450

• $11,750

• $12,450

• Not here

Garrison

deposited $500 in an account that earns 5% annual interest compounded annually. If he makes no withdrawals or deposits, how

much interest will the account earn after 4 years?

• $600

• $100

• $607.75

• $107.75

Audrey deposited $2,800 in a

savings account that pays 2.65% interest compounded annually. What is the total

value of the account after 7 years?

• $562.57

• $3362.57

• $14,514.15

• $2,569,680

Jerry borrowed $4,000 for 5 years at 6% simple interest rate. How much interest is that?

• $800
• $1,000
• $1,200
• $1,500

The simple interest formula is I=Prt. What does the t represent?

• Principle

• Interest

• Time

• Percent Rate

Write the percent as a decimal. 
4.3%

• 4.3
• .43
• .043
• 4300

What does the "I" in the interest formula stand for?

• Important
• Interest
• Internet
• Igloo

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

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.

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

• $1,225,54

• $2,100.34

• $22,255.40

• $225.54