Ratios and Proportions Big Ideas

What is the constant of proportionality of this table?

• 0

• 1

• 10

• 13

Tags

CCSS.7.RP.A.2B

About 13 out of 20 homes have a personal computer. On a street with 60 homes, how many would you expect to have a personal computer?

• 39 Computers

• 4.3 Homes

• 39 Homes

• 4.3 Computers

Tags

CCSS.7.RP.A.3

Is this table proportional?

• Yes

• No

Tags

CCSS.7.RP.A.2A

Is this graph proportional?

• Yes 

• No

Tags

CCSS.7.RP.A.2D

A proportion is two ratios that are ________.

• Equal

• variable

• unequal

• matching

Tags

CCSS.7.RP.A.2A

To solve a proportion, you

• cross simpify

• cross multiply

• cross divide

Tags

CCSS.7.RP.A.2A

Determine whether each pair of ratios forms a proportion

• Proportion

• Not a Proportion

Tags

CCSS.7.RP.A.2A

Select the proportions that are equivalent to

Tags

CCSS.7.RP.A.2C

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

A 12-ounce bottle of shampoo lasts Enrique 16 weeks. How long would you expect an 18-ounce bottle of the same brand to last him?

• 24 Weeks

• 24-ounce bottle

• 10.6 Weeks

• 10.6-ounce bottle

Tags

CCSS.6.RP.A.3B