Ratios & Proportional Relationships

What is the unit rate in this proportional relationship?

• 60 miles/1 hour

• 120 miles / 2 hours

• 1 hour / 60 miles

• 2 hours / 120 miles

In the equation y = 14x, what is the constant of proportionality?

• 1/14

• 14x

• 14

• The relationship is not proportional

If Mr. Hudak gives 6 homework assignments every 2 weeks, how many homework assignments would he give in a 9 weeks?

• 54 homework assignments

• 3 homework assignments

• 18 homework assignments

• 27 homework assignments

Josh bought a pizza with eight slices of pizza for $12. What is the cost of a slice of pizza?

• $12 / slice

• $1.50 / slice

• $3 / slice

• $0.67 / slice

A cake recipe calls for 1.5 cups of milk and 3 cups of flour. Seth made a mistake and used 5 cups of flour. How many cups of milk should he use to keep the proportions correct?

• 2.5 cups of milk

• 1.75 cups of milk

• 10 cups of milk

• 2.25 cups of milk

Solve the proportion.

• k=5

• k = 3.3

• k=60

• k=90

The total cost of 8 binders is $24.  The prices of each binder is the same. Which equation represents the proportional relationship between total cost, T, and the number of binders, n?

• T = n/3
• T = 192/n
• T = 3n
• T = n + 16

Tags

CCSS.7.RP.A.2C

A map has a scale of 1/2 inch=16 miles.  The distance between two parks on the map is 2 3/4 inches.  How many miles apart are the parks?

• 40 miles
• 44 miles
• 76 miles
• 88 miles

Tags

CCSS.6.RP.A.3B

What percent of 300 is 126

• 2.38%
• 42%
• 4.2%
• 0.42%

Tags

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Sam bought an $85.00 jacket for 40% off of the regular price. How much did he pay for the jacket?

• $75

• $51

• $34

• $67