Unit 2 7th Core Quiz

Which fraction represents the ratio 3 roosters out of 10 chickens in simplest form?

• $\frac{3}{10}$

• $\frac{1}{3}$

• $3$

• $\frac{10}{3}$

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Alana buys 3 pounds of potatoes for $2.82. What is the unit price of the potatoes?

• $9.40 per pound

• $8.46 per pound

• $1.41 per pound

• $0.94 per pound

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which rate has the same unit rate as 300 words in 4 minutes?

• 120 words in 1 minute

• 200 words in 2 minutes

• 450 words in 6 minutes

• 600 words in 5 minutes

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Chad jogs  $4\frac{2}{5}$  miles in  $\frac{1}{2}$  hour.  What is his average speed in miles per hour?

• 8 $\frac{1}{2}$    miles per hour

• 11 miles per hour

• 8  $\frac{4}{5}$  miles per hour

• 22 miles per hour

Tags

CCSS.7.RP.A.1

Pia used a scale of 1 inch = 2 feet to construct a scale model of her backyard. A tree in the model has a height of 4 inches. What is the actual height of the tree?

• 8 inches

• 2 feet

• 4 feet

• 8 feet

Tags

CCSS.7.G.A.1

Which set of numbers is proportional?

• 
• 
• 
• 

Tags

CCSS.7.RP.A.2A

Is this graph Proportional?

• Yes

• No

Tags

CCSS.7.RP.A.2D

Which equation is the correct way to write a proportional relationship?

• $x=ky$

• $xy=k$

• $y=kx$

• $kx=y+1$

Tags

CCSS.7.RP.A.2C

What is the constant of proportionality of this proportional relationship?

• 4

• 2

• $\frac{1}{2}$

• $\frac{1}{4}$

Tags

CCSS.7.RP.A.2B

Which is less expensive per ounce,

16 ounces of

Colby cheese for $7.75

or

24 ounces of American

cheese for $10.25?

Explain

Tags

CCSS.6.RP.A.3B