Constant of Variation Introduction

Assume that y varies inversely with x. Find the constant of variation when y = 27 and x = 12

• 324

• -324

• 2.25

• -2.25

Assume that y varies inversely with x. Find the constant of variation when y = -4 and x = 2.

• -8

• 8

• -2

• 2

Assume that y varies inversely with x. Find the constant of variation when y = -5 and x = 12.5

• -62.5

• 62.5

• -0.4

• 0.4

Assume that y varies inversely with x. Find the constant of variation when y = 60 and x = 80

• 4800

• -4800

• 0.75

• -0.75

Assume that y varies directly with x. Find the constant of variation when y = 16 and x = 4

• 4

• -4

• 64

• -64

Assume that y varies directly with x. Find the constant of variation when y = 28 and x = 168

• 1/6

• -1/6

• 4704

• 6

Assume that y varies directly with x. Find the constant of variation when y = 24 and x = 6

• 4

• 1/4

• 144

• 18

If y varies inversely as x and x=5 when y=20, then what is the constant of variation, k? 

• 121

• 4

• 100

• 6

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

• Yes; 1/3

• Yes; 3

• Yes; 5

• No

What is the formula for Constant of Proportionality?

• y = k + x

• y = k - x

• y = kx

• x = ky

Tags

CCSS.HSF-LE.A.1B