Unit Rate

Find the Unit Rate.
405 rotations in 5 minutes   

• 81 rotations per minute
• 73 rotations per minute
• 18 rotations per minute
• 810 rotations in 10 minutes

Find the Unit Rate.
72 ounces for 12 servings    

• 7 ounces per serving
• 144 ounces for 24 servings
• 6 ounces per serving
• 36 ounces for 6 servings

What is the unit rate in this proportional relationship?

• 60 miles/1 hour
• 120 miles/ 2 hours
• 1 mile/ 1 hour

Write the equation for the table given

• y = 1/3x
• y = 3x
• y = 1/2x
• x = 3y

What is the formula for a proportional relationship?

• y=kx
• y=k/x
• z=ykx
• y=ky

If the relationship in the table is proportional, write its equation.

• The relationship is not proportional

The equation y=5x describes a proportional relationship between x and y. What is the constant of proportionality?

• 6

• 4

• 7

• 5

What does the ordered pair (20, 3000) represent?

• The machine folds 3,000 sheets in 20 minutes.
• The machine folds 20 sheets in 3,000 minutes.
• There are 3,000 sheets in 20 minutes.
• There are 20 sheets in 3,000 minutes.

The equation y = 3x represents a proportional relationship. The value of y when x= 7 is __________

• 21
• 7
• 10
• 4

In his first 64 games, Rashad hit 48 homeruns. If he continues at that rate, how many homeruns will Rashad hit in his next 272 games?

• 204
• 56
• 100
• 216