Proportions

Solve for x 

• x = 16

• x = 28

• x = 1/26

• x = 26

Tags

CCSS.7.RP.A.2C

Solve the proportion:

• 4

• 8

• 14

• 10

Tags

CCSS.7.RP.A.2B

Solve for x 

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

• $30

• $20

• $60

• $10

Tags

CCSS.6.RP.A.3B

The Northwestern huskies had a record of 25 wins and 45 losses.  What was the ratio of wins to losses?

• 9:5

• 5:9

• 5:3

• 3:5

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Write how to find the proportion of

2:8 :: 25:625

(Do not give space first right the means than the extremes.)

Mathematical Equivalence

ON

Tags

CCSS.7.RP.A.3

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

• 24 weeks

• 6 weeks

• 30 weeks

• 20 weeks

Tags

CCSS.6.RP.A.3B

A tree is 12 feet tall and casts a shadow 9 feet long. A building nearby casts a shadow that measures 24 feet. How tall is the building? (Draw a picture, set up a proportion)

• 24 feet

• 21 feet

• 27 feet

• 32 feet

Tags

CCSS.7.RP.A.3

At the same time a 6 foot person casts a 2 foot shadow, a nearby flagpole casts a ten foot shadow.  How tall is the flagpole?

• 3 feet

• 10 feet

• 16 feet

• 30 feet

Tags

CCSS.7.RP.A.3

How do I find the constant of proportionality (k=?)?

• k = x/y

• k = 2x

• k = y/x

• k = 2y

Tags

CCSS.7.RP.A.2B