Chapter 5 Ratio and Proportions

Solve the proportion:

• 4

• 8

• 14

• 10

• none of these

Solve the proportion:

• 15

• 5

• 10

• 12

Are the two ratios proportional?

• YES

• NO

Are the two ratios proportional?

• YES

• NO

Are the numbers in this table Proportional?

• Yes

• No

There are 4 triangles, 12 squares, and 6 circles.  What is the ratio of triangles to squares? Simplify.

• 12 : 4

• 2 to 6

• 1 : 3

There are 10 dimes, 8 quarters, and 5 nickels?  What is the ratio of dimes to nickels?

• 10 to 5

• 5 : 10

• 1 : 2

• 2 to 1

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

If it took 7 hours to mow 4 lawns, then at that rate how many lawns can be mowed in 35 hours? 

• 8 lawns in 35 hours

• 12 lawns in 35 hours

• 16 lawns in 35 hours

• 20 lawns in 35 hours

Does the graph show a proportional relationship?

• Yes

• No