Proportions

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Solve for x 

• x = 16
• x = 28
• x = 1/26
• x = 26

Hamburger sells for 3 pounds for $6. If Alicia buys 10 pounds of hamburger, how much will she pay?

• $30
• $20
• $60
• $10

The distance that an automobile travels varies directly as the time it travels. If the car travels 280 miles in 7 hours, how far will it travel in 12 hours?

• 480
• 1960
• 84
• 25

Find the unit rate of 624 calories in 3 servings.

• 1,872 calories per serving
• 208 calories per serving
• 624 calories per serving
• 621 calories per serving

2 apples cost $20. What will 5 Apples cost? 

• 28
• 45
• 50
• 39

If there are 6 red cars sold to every 3 blue cars, is it the same proportion as 2 red cars to every 1 blue car? 

• Yes
• No

Mary had saved $17.50 in the past 3 weeks. At this rate, how much will she save in 15 weeks?

• 67.50

• 40.00

• 87.50

• nothing