Review- 7th Grade

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound
• $5 per pound
• $35 per pound
• 0.125 pounds per dollar

What number is missing?

• 12
• 3
• 11
• 13

I paid $15.00 for 6 gallons of gasoline.
What was the price PER gallon?

• $0.40
• $9.00
• $2.50
• $0.90

If Justin can type 408 words in 4 minutes, how many words can he type per minute?

• 102 words per minute
• 100 words per minute
• 400 words per minute
• 412 words per minute

Find the unit rate.

18 laps in 3 days = _______ laps per day

• 6

• 7

• 8

• 9

Find the unit rate.

18 pages in 2 days = ________ pages per day

• 9

• 8

• 6

• 4

What is the constant of proportionality?

• $3
• $4
• $2
• $9

Is the given table a proportional relationship? If so, what is the constant?

• Yes; 1/3
• Yes; 3
• Yes; 5
• No

What makes a graph proportional?

• Straight line
• The line goes through the origin
• Curvy line
• Straight line and the line goes through the origin

What is the constant of proportionality for the following graph?

• 80
• 20
• 40
• 160