Proportions Intro

In one day a movie store rented out 20 comedies. If the ratio of comedies rented to action movies rented was 4 : 3, how many action movies were rented?

• 5

• 15

• 3.3333

• 4 1/3

Determine if the ratios are proportional.
4/5 and 15/20

• Yes

• No

Tags

CCSS.7.RP.A.2A

What is proportion?

• Proportion tells us how many of one thing there is out of the whole number.

• When two ratios can be multiplied by 2

• Proportion tells us how many of one thing there is out of 100%

• When two quantities have the exact same numbers

Tags

CCSS.7.RP.A.2A

Lukas made $50 in 5 hours. How much did he make in 3 hours?

• $45

• $30

• $10

• $25

Tags

CCSS.6.RP.A.3B

Solve the proportion.

• q=2

• q=9

• q=4.5

• q=6

Tags

CCSS.7.RP.A.2B

Solve the proportion.

• k=5

• k=3.3333333

• k=60

• k=90

Tags

CCSS.7.RP.A.2B

Solve the proportion.

• p=31.3

• p=308

• p=924

• p=532

Tags

CCSS.7.RP.A.2C

• 2.5
• 1
• 3.25
• -2.25

Tags

CCSS.7.RP.A.3

Solve for X

• 40.32

• 6.72

• 20.16

• 3.42

Tags

CCSS.7.RP.A.3

Fill in the blank:

• 0

• 5

• 6

• 10

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1