Direct Variation Quiz

Which of the following 2 graphs represents a direct variation relationship?

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What is the equation of direct variation if y varies directly with x and k is the constant of variation?

If y varies directly with x and y = 8 when x = 4, what is the constant of variation?

• 4

• 6

• 10

• 2

What is the slope of a direct variation equation?

• Exponent

• X-Intercept

• Constant of proportionality

• Y-intercept

Which of the following equations represents a direct variation relationship?

If y varies directly with x and y = 12 when x = 3, what is the value of y when x = 6?

• 18

• 24

• 36

• 6

If y varies directly with x and y = 10 when x = 5, what is the value of x when y = 20?

• 15

• 25

• 30

• 10

Which of the following equations represents a direct variation relationship with a constant of proportionality(k) of 3?

If y varies directly with x and y = 6 when x = 2, what is the value of y when x = 8?

• 12

• 18

• 24

• 32

If y varies directly with x. When y = 16, x = 32. Which equation represents this situation?