Interest

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

• Principle
• Interest
• Time, in hours
• Time, in years

Tags

CCSS.8.EE.C.7B

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

• Principal
• Interest
• rate
• time

Tags

CCSS.8.EE.C.7B

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

• Principal
• Interest
• rate
• time

Tags

CCSS.8.EE.C.7B

True of False:  Before you can calculate INTEREST your time must be in MONTHS!

• FALSE
• TRUE

Tags

CCSS.7.RP.A.3

What is the formula for simple interest?

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

Tags

CCSS.8.EE.C.7B

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

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

Tags

CCSS.7.RP.A.3

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

Tags

CCSS.HSF.BF.A.2

Heather

invested $8,000 in a 4-year Certificate of Deposit (CD) that pays 4.1% interest

compounded annually. What is the value of the CD at the end

of the 4 years?

• $9,394.92

• $9,312.00

• $1394.00

• $1312.00

Travis

invests $25,000 in a savings account that pays 2.75% simple interest. How much interest does he earn each year?

• $787.50

• $625

• $657.50

• $687.50

Tags

CCSS.7.RP.A.3