Proportions

What is a proportion?

• When two ratios can be simplified
• When two ratios are equivalent and show the same value
• When two ratios have the exact same numbers
• When two ratios can be multiplied by 2

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Solve the proportion.

• k=5

• k=4

• k=60

• k=90

Solve for x 

• x = 1/10
• x = 10
• x = 4
• x = 5

Tags

CCSS.7.RP.A.2C

Solve the proportion

• 48
• 6
• 8
• 24

Tags

CCSS.7.RP.A.2B

Solve for x 

• x = 6
• x = 25
• x = 28
• x = 17

Tags

CCSS.7.RP.A.3

Solve for x 

• x = 16
• x = 28
• x = 1/26
• x = 26

Tags

CCSS.7.RP.A.2B

Solve the proportion.

• q=2
• q=9
• q=4.5
• q=6

Tags

CCSS.7.RP.A.2B

Solve the proportion below:

• 3
• 24
• 21
• 12

Tags

CCSS.7.RP.A.2B

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

Tags

CCSS.7.RP.A.3

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

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3