Rates and Proportional Relationships - Last Minute Study

What equation is used to represent a proportional relationship? CHECK ALL THAT APPLY.

• y = kx

• y = kx

• x = y - r

• y = kx

Tags

CCSS.7.RP.A.2C

How do you find the constant rate, or the constant of proportionality?

• k = t + x

• k = x/y

• y = k - x

• k = y/x

Tags

CCSS.7.RP.A.2B

What does the variable K represent? CHECK ALL THAT APPLY!

• Constant

• Constant Rate

• Constant of Proportionality

• Unit Rate

Tags

CCSS.7.RP.A.2B

Find the unit rate: $4.80 for 4 pounds of apples. How much does it cost for 1 pound of apples?

• $0.83 per pound

• $4.80 per pound

• $1.20 per pound

• $1.10 per pound

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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

• $66.67 is earned for every hour worked

• $300 is earned after working 4 hours

Tags

CCSS.7.RP.A.2D

What is the equation?

• y = 1/4x

• y = 4x

• y = x + 4

• y = x - 4

Tags

CCSS.5.OA.B.3

Based on the information in the table, what is the constant of proportionality?

• k = 8

• k = 20

• k = 5

• k = 10

Tags

CCSS.7.RP.A.2B

Which of the following situations represents a proportional relationship?

• A calzone is $6.99 plus $1.00 for each additional topping.

• A babysitter earns $15.00 per hour.

• Spotify charges a $10.00 membership fee plus $9.99 per month.

• A bank account begins with $200.00 and gains $100.00 per week.

Tags

CCSS.7.RP.A.2A

Which graph is non-proportional?

• A
• B
• C
• D

Tags

CCSS.7.RP.A.2D

A 6-ounce package of fruit snacks contains 70 pieces. How many pieces would you expect in a 3-ounce package?

• 35 pieces

• 140 pieces

• 140 ounces

• 35 ounces

Tags

CCSS.6.RP.A.3B