FJ T2 - Direct Variation

1. The amount of money earned on a job is varies directly with the number of hours worked. If $70.00 is earned in 5 hours, how much money is earned in 22 hours of work?

• $240

• $308

• $328

• $265

2. In a direct variation, y = 39 when x = 3.

Find the value of y when x = 2.

• 26

• 13

• 58.5

• 16

3. Trina's paycheck earnings varies directly as the number of hours she works. If she works 19 hours and earns $187.15, what should she earn if she worked 40 hours?

• $394

• $440

• $472.80

• $512.20

4. A person’s weekly pay is directly proportional to the number of hours worked. Shawn’s pay is $123.00 for 20 hours of work. How many hours would she need to work to earn $190.65?

• 28

• 31

• 15

• 35

5. Which of the given graphs is shows a direct variation?

• A

• B

• C

• D

6. What is the rate of change (in miles per hour) based on the table?

• 45

• 90

• 135

• 28

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

• (0, 0)

• (1, 0)

• (0, 1)

• (1, 1)

8. A direct variation is a relationship between two variables that can also be described as ...

• Non Proportional

• Proportional

• Slope

• y-intercept

9. Which equation represents a direct variation?

• y = 4x

• y = 2x + 4

• y = -4x + 3

• y = x - 1

10. A graph of a direct variation must pass through the ...

• slope

• y-intercept

• equation

• origin