ratios and proportions check

Evan buys a 14 pound bag of onions for $2.99. To the nearest cent, how much is 1 pound of onions?

• $4.68

• $2.99

• $0.21

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

The table shows a person saving money at a constant rate.

How much is this person saving per week?

• $2.00

• $30.00

• $60.00

• $120.00

Tags

CCSS.7.RP.A.2B

Over the summer, Brookfield Science Academy renovates its building. The academy's principal hires Kristen to lay new tile in the main hallway. There is a proportional relationship between the length (in feet) of hallway Kristen covers with tiles, x, and the number of tiles she needs, y.

What is the constant of proportionality?

• 2

• 3

• 1/3

• 5

Tags

CCSS.7.RP.A.2B

88 students for 4 classes
How many students per class?

• 22 students per class
• 22 classes per student
• 25 students per class
• 25 classes per student

Tags

CCSS.6.NS.B.2

In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?

• 35
• 60
• 18
• 50

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Solve for x

• x = 19.6

• x = 5/98

• x = 101/5

Tags

CCSS.7.RP.A.3

Solve the proportion.

• q=2
• q=9
• q=4.5
• q=6

Tags

CCSS.7.RP.A.2B

Solve for x 

• x = 1/10
• x = 10
• x = 4
• x = 5

Tags

CCSS.7.RP.A.2C

What is the constant of proportionality?

• $3
• $4
• $2
• $9

Tags

CCSS.7.RP.A.2B

The scale of a map says that 6 cm represents 15 km.

What is the actual number of kilometers that is represented by 15 cm on the map?

• 37.5

• 90

• 225

• 20

Tags

CCSS.6.RP.A.3B