Proportions Review Pre Algebra

Solve for x 

• x = 1/10
• x = 10
• x = 4
• x = 5

Solve for x 

• x = 16
• x = 28
• x = 1/26
• x = 26

The dishwasher uses 32 gallons of water to wash 4 loads of dishes. How many gallons of water will the dishwasher use to wash 10 loads of dishes?

• 75 gallons

• 85 gallons

• 80 gallons

• 100 gallons

Are the ratios 13:20 and 1:2. equivalent?

• No

• Yes

Are the ratios 2:1 and 18:9 equivalent?

• No

• Yes

Are the ratios 7 to 18 and 1 to 2 equivalent?

• No

• Yes

Select all ratios equivalent to 2/1.

• 24:12

• 4:2

• 9:7

• 11:5

Select all ratios equivalent to 3:5.

• 4:6

• 21:35

• 9:16

• 6:10

The ratio of 6th graders to 7th graders at a basketball game is 4:1.  If there are eight 7th graders, how many 6th graders are there?

• 28
• 16
• 8
• 32

Solve for A in the table.

• A= 40
• A= 10
• A= 9
• A= 45