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- 1. Multiple Choice
Which graph shows a direct proportion?

- 2. Multiple Choice
Which equation does NOT show a direct proportion?

$y\ =\ 2.853x$

$y\ =\ \frac{x}{3}$

$y\ =3x\ +\ 1$

$y\ =\ 6x$

- 3. Multiple Choice
What equation is shown for this graph?

y = 25x

y = 225x

y = 50x

y = 0.02x

- 4. Multiple Choice
Which table shows a direct proportion? (check all that apply)

- 5. Multiple Choice
What equation is shown by the data on the table?

$y\ =\ 4x$

$y\ =\ \frac{1}{4}x$

- 6. Multiple Choice
Haley burns 600 calories in two and a half hours on the treadmill. Write a direct proportion equation to show this situation.

$m\ =\ \frac{2.5}{600}$

$y\ =\ \frac{600}{2.5}$

$y\ =\ 600x$

$y\ =\ 240x$

- 7. Multiple Choice
What is "m" for this graph?

$m\ =\ 10$

$m=2.5$

$m=5$

$m=0.4$

- 8. Multiple Choice
Is this equation a direct proportion?

y = 5

yes

no

- 9. Multiple Choice
Which situation does NOT describe a direct proportion?

Biff earns $12.50 dollars per hour babysitting.

Girl scouts earned $80 on Sunday washing 5 cars.

Power Gym charges $50 per month and a $100 membership fee

Harvey got a speeding ticket for going 85 miles per hour

- 10. Multiple Choice
Steve can run 6 laps in 4 minutes. How long will it take him to run 27 laps?

40.5 minutes

12 minutes

18 minutes

1 hour

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