Comparing and Scaling Unit Test Practice

Choose the equation that represents this relationship.

• x = 5/8y

• y = 5/8x

• y = 1.6x

• y= 5/4x

Tags

CCSS.6.EE.C.9

The constant of proportionality can also be called the...

• Equation of a proportional relationship

• Unit Rate

• Origin

• Y-intercept

Tags

CCSS.7.RP.A.2B

Which statement below accurately represents the graph?

• $100 is earned for each hour worked

• $200 earned for every 2 hours worked
  is the unit rate

• $500 is earned for every 8 hours worked

• $300 is earned after working 4 hours

Tags

CCSS.7.RP.A.2D

A DVD movie originally cost $24.99. Its current price is $19.99. What is the percent of change rounded to the nearest percent?

• 20%

• 20.008%

• 25%

• 25.01%

Tags

CCSS.6.RP.A.3C

A recipe calls for 2 cups of flour for every 3 cups of sugar. If you want to maintain the same ratio, how much flour do you need if you use 9 cups of sugar?

• 4 cups

• 5 cups

• 6 cups

• 8 cups

If a map uses a scale where 1 inch represents 10 miles, how many inches would represent 150 miles?

• 10 inches

• 15 inches

• 20 inches

• 25 inches

Tags

CCSS.7.RP.A.2C

If 8 gallons of paint cover 320 square feet, how many gallons are needed to cover 600 square feet?

• 10 gallons

• 12 gallons

• 15 gallons

• 20 gallons

Tags

CCSS.6.RP.A.3B

Write an equation for the proportional relationship between the number of hours (h) worked and the amount of money earned (m) at a rate of $15 per hour.

• m = 15h

• m = h/15

• m = h + 15

• m = 15/h

Tags

CCSS.7.RP.A.2C

Is the table proportional?

• Yes

• No

Tags

CCSS.7.RP.A.2A

Which statement below accurately represents the graph?

• $100 is earned for each hour worked

• $100 is earned for every 2 hours worked

• $500 is earned for every 8 hours worked

• $200 is earned for every 3 hours worked

Tags

CCSS.HSF.LE.B.5