Thurs.10/15-Lesson10-1 Direct Variation (WEHS)

Which graph shows a proportional relationship between x and y?

• A
• B
• C
• D

Tags

CCSS.7.RP.A.2D

Write an equation for this relationship.

• y = 4x
• y = 1/8x
• y = 1/4x
• y = 8x

Tags

CCSS.5.OA.B.3

In a direct variation, y = 39 when x = 3. 
Find the value of y when x = 2.

• 26
• 3
• 58.5
• 2

Tags

CCSS.8.F.B.4

CCSS.8.F.A.3

CCSS.8.EE.C.7

CCSS.8.F.A.1

y varies directly with x. When y = 9, x = 3. Find the value of y when x = 2.

• 6

• 3

• 54

• 2

Is this a direct variation?
y = 2x

• yes
• no

Tags

CCSS.HSF.BF.A.1

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

Write the equation for the table given.

• y = 1/3x
• y = 3x
• y = 1/2x

Tags

CCSS.5.OA.B.3

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

• (0, 0)
• (1, 0)
• (0, 1)
• (1, 1)

Tags

CCSS.8.EE.B.6

Which of the given graphs is a direct variation?

• A
• B
• C
• D

Tags

CCSS.8.EE.B.5

Is this a direct variation?

• yes
• no

Tags

CCSS.8.EE.B.6

CCSS.8.F.B.4

CCSS.8.EE.B.5

CCSS.8.F.A.3

CCSS.8.SP.A.3

Is this a direct variation?

• yes
• no

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3