Constant of Proportionality and Unit Rate

Which ratio is equivalent to 3/4?

• 4/3
• 3.4
• 0.75
• 6/8

Find the unit rate per ounce of a bag of Fritos that costs $2.29 for 9 ounces.

• $0.25
• $20.61
• $1.00
• $2.29

If there are 20 apples in the fridge and 9 on the table, what is the ratio of apples in the fridge to apples on the table?

• 9/20
• 20/9
• 9.20
• 20.9

Which is the better buy? a 12 pack of Coke for $3.50 or a six pack of Coke for $1.80?

• The 12 pack of Coke
• The 6 pack of Coke
• Neither
• They are the same

A store sees 120 customers in 8 hours. What is the unit rate (in customers per hour)?

• 16 customers per hour
• 15 customers per hour
• 12 customers per hour
• 20 customers per hour

Simplify the ratio of
20 to 25

• 1 to 5
• 2 to 5
• 3 to 5
• 4 to 5

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

• $0.40
• $9.00
• $2.50
• $0.90

If you have 3 pennies, 4 nickels, and 5 dimes which represents the following ratio: nickels to total number of coins?

• 4:5
• 3:12
• 4:12
• 5:12

Which relationship describes 2:5

• The ratio of desks to chairs if there are 5 chairs and 2 desk
• The ratio of boys to girls if there are 2 girls and 5 boys
• The ratio of girls to boys if ther are 2 girls and 5 boys
• The ratio of chairs to desk if there are 5 chairs and 2 desk

Daniel bought 2 pairs of jeans for $50 and Howard bought 4 pairs of jeans for 90$.  Did they pay the same rate?  

• yes, equivalent
• no, not equivalent