Week 15_Mon(Algebra I Assessment)

x and y vary inversely. Given (5, 20), what is the constant k?

• 4
• 5
• 25
• 100

Tags

CCSS.7.EE.B.3

CCSS.7.EE.B.4

Does the equation show an inverse variation? 
y=10/x

• yes
• no

Tags

CCSS.HSF-LE.A.1B

Given the following equation, identify the constant k.
y = 54/x

• There is one.
• k = x
• 54
• y = k

Tags

CCSS.HSF-LE.A.1B

Is the given table a direct or inverse variation? What is the constant of variation?

• Direct, 12
• Inverse, 12
• Direct, 1/12
• Inverse, 1/12

Tags

CCSS.HSA.CED.A.2

CCSS.HSF.IF.B.4

CCSS.HSF.LE.A.2

What is the constant (k) in this inverse variation?

• 12
• 24
• 48
• Not enough information given

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.SSE.A.1

_____________is the relation where x increases, y decreases or vice-versa.

• Direct Variation

• Direst Square variation

• Inverse variation

• Combine Variation

Find the constant of variation if y varies inversely as x.           

 $y=6$  when  $x=3$  . 

• 12

• 18

• 24

• 30

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.SSE.A.1

CCSS.HSF.BF.A.1

In an inverse variation, y = 3 when x = 6.Write an inverse variation equation that shows the relationship between x and y.

• y=2x

• y=18x

• y=18/x

• y=2/x

In an inverse variation, y = 5 when x = 10.Write an inverse variation equation that shows the relationship between x and y.

• y=2x

• y=50x

• y=50/x

• y=2/x

What is equation of this inverse variation?

• y=120/x

• y=120x

• y=30x

• y=30/x