Direct variation/proportions

Write an equation for this situation.

• y=9.75x
• y=19x
• y=19.25x
• y=9.5x

Is this proportional?

• yes
• no

Tags

CCSS.7.RP.A.2D

Find the unit rate:  $3.60 for 3 pounds of apples. How much does it cost for 1 pound of apples?

• $1.00 per pound
• $3.60 per pound
• $1.20 per pound
• $1.10 per pound

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Write the equation for the table given.

• y = 1/3x
• y = 3x
• y = 1/2x

Tags

CCSS.6.EE.C.9

Is this proportional?

• yes
• no

Tags

CCSS.7.RP.A.2B

Is this proportional?

• yes
• no

Which of the given graphs is a direct variation?

• A
• B
• C
• D

Is the given table a direct variation? If so, what is the constant?

• Yes; 1/4
• Yes; 4
• Yes; 2
• No

Tags

CCSS.6.EE.B.6

CCSS.6.EE.B.7

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

What ordered pair does a direct variation always go through when graphed?

• (0, 0)
• (1, 0)
• (0, 1)
• (1, 1)

Is this proportional?
y=2x

• yes
• no

Tags

CCSS.7.RP.A.2C