Applying proportional relationships to solve multi-step problems

Twelve years ago, Claire deposited $1,800 in a savings account. It pays 2.5% simple interest. How much in interest did Claire earn in the account?

• $2,340

• $23,400

• $540

• $54

Tags

CCSS.7.RP.A.3

What is the total cost with sales tax?
Price $24.95
Tax 7%

• $1.75
• $26.30
• $25.80
• $26.70

Tags

CCSS.6.RP.A.3C

You buy a car for $8000 that depreciates at a rate of 11% a year. How much is the car worth after 5 years?

Round to the nearest cent. (two decimal places)

Tags

CCSS.7.RP.A.3

View question in the picture then select the best answer

• A

• B

• C

• D

Tags

CCSS.7.RP.A.3

What is the percent equation?

• whole = part (percent)

• percent = part (whole)

• part = percent (whole)

• whole = percent(part)

BELLWORK:

The table shows several values for an expression that uses the variable x.

What could be the expression?

Tags

CCSS.5.OA.B.3

Beth borrows $5000 to build a deck. If she pays $200 of interest and the loan was for 1 year, what was the interest rate (as a percent) on the loan?

• .04%

• 4%

• .4%

• 40%

Tags

CCSS.6.RP.A.3C

Principal = $500
Interest rate =5%
Time = 5 years
What is the interest earned if they earn 5% each year?

• 95
• 105
• 125
• 135

Mr. Lucas bought a new lounge chair for his game room. The one he chose was $425. He had to pay a sales tax of 8.2%.

What was the amount of sales tax he paid on the chair?

• $24.90

• $44.30

• $34.85

• 36.85

Tags

CCSS.6.RP.A.3C

There are 36 boys on a school bus. If 60% of the students on the bus are girls, how many total students are there? Use a proportion to solve.

• 74 students

• 90 students

• 69 students

• 81 students

Tags

CCSS.6.RP.A.3C