Unit 3 Test REVIEW

1. Does the following table represent a proportional relationship and if so, what is the constant of proportionality?

• a) Not proportional

• b) Proportional, k = 66

• c) Proportional, k = 1/22

• d) Proportional, k = 22

Tags

CCSS.7.RP.A.2B

2. Which size ice cream dessert gives you the best price per ounce? (the abbreviation for ounce is oz)

• a) 5 oz for $1.50

• b) 10 oz for $2.00

• c) 4 oz for $1.00

• d) 20 oz for $3.00

Tags

CCSS.6.RP.A.3B

3. The ratio of teachers to students is 1 to 20. What is an equivalent ratio?

• a) 40 to 2

• b) 20 to 1

• c) 11 to 21

• d) 5 to 100

Tags

CCSS.6.RP.A.3A

4. Tyrese drove 42 miles and used 3 gallons of gas. How many gallons of gas will he use if he drives 77 miles?

• a) 1.83 gallons

• b) 14 gallons

• c) 5.5 gallons

• d) 1,078 gallons

Tags

CCSS.6.RP.A.3B

5. The scale model of a train is 1 inch is 16.5 feet. One of the cars of the model train is 3 inches long. What is the length, in feet, of the actual train car?

• a) 49.5 feet

• b) 17.5 feet

• c) 56.9 feet

• d) 5.5 feet

Tags

CCSS.6.RP.A.3B

6. The cost of oranges at a farm market is proportional to the number of pounds of oranges purchased. Maxine paid $8.55 for a 3 pound bag of oranges. If C represents the cost, in dollars, and p represents the number of pounds of oranges purchased, which equation represents this relationship?

• a) C = 8.55p

• b) C = 2.85p

• c) C = 3p

• d) C = 25.65p

Tags

CCSS.HSF-LE.A.1B

Simone is purchasing candy corns for Halloween. What is the unit price for 1 ounce of candy corns?

• a) It costs $1.50 for each ounce of candy corns.

• b) It costs $2.50 for each ounce of candy corns.

• c) It costs $3.50 for each ounce of candy corns.

• d) It costs $4.50 for each ounce of candy corns.

Tags

CCSS.6.RP.A.3B

Does the following graph represent a proportional relationship?

• a) No, it’s not proportional because it doesn’t start at (0,0).

• b) Yes, it’s proportional because it’s a straight line and it starts at (0,0).

• c) No, it’s not proportional because it’s not a straight line.

• d) I’m not sure.

Tags

CCSS.7.RP.A.2D

In which of the following stores would the unit price of a pencil be the least?

• 
• 
• 
• 

Tags

CCSS.6.RP.A.3B

What does the point (4, 120) mean in the context of this problem?

• 4 gallons of gas are used for 120 miles traveled.

• 4 miles are traveled for 120 miles of gas used.

• In 4 minutes, the car goes 120 feet.

• In 120 minutes, the car goes 4 miles.

Tags

CCSS.HSF.IF.B.4