Unit 4A Ratios and Proportions Review

What is the value of x?

• 30

• 3

• 24

• 21

What is the total cost of tickets if there are 7 adults?

• $600

• $75

• $500

• $525

The graph shows the amount of rainfall in hours. Which statement about the graph is NOT true?

• The graph shows a nonproportional relationship

• The graph shows a proportional relationship

• The unit rate is 2 cm per hour

• The graph is straight

The graph shows the amount of blue paint used per amount of yellow paint used. Which statement about the graph is NOT true?

• The graph is nonproportional

• The graph is proportional

• The unit rate is 1.67 gallons of blue per 1 gallon of yellow

• The graph starts at the origin

The graph shows the diameter of a Fir tree over the years. Which statement about the graph is NOT true?

• The graph is nonproportional

• The graph is proportional

• The graph is a straight line

• The graph doesn't start at the origin

Which is the better deal?

• $10 for 2 pizza slices

• $12 for 3 pizza slices

• $6 for 1 pizza slice

• $8 for 1 pizza slice

Which is the better deal?

• $40 for 3 pairs of pants

• $35 for 3 pairs of pants

• $38 for 2 pairs of pants

• $20 for one pair of pants

An eight pack of juice boxes costs $4.79, and a 12 pack of juice boxes cost $6.59. Use this information to calculate the better buy.

• 8 pack
• 12 pack

Which one is the better buy?

• 40 oz bag for $3.20

• 12 oz bag for $0.60

• 15 oz bag for $0.95

Sasha can mow 3/8 of an acre of grass in 3/4 an hour. How many acres of grass does Sasha mow per hour?

• 2  ac./hr.
• 1/2  ac./hr.
• 9/24  ac./hr.