 - 1. The table shows the completion times of four runners in a race. Which list shows the runners in order by their completion times from fastest to slowest?
A) Ellen, Steve, Joe, Patty
B) Patty, Steve, Joe, Ellen
C) Ellen, Joe, Steve, Patty
D) Patty, Joe, Steve, Ellen
- 2. The density of oxygen is 0.001429 grams per cubic centimeter. How is the number written in scientific notation?
A) 1.429 x 103
B) 1.429 x 102
C) 1.429 x 10-2
D) 1.429 x 10-3
 - 3. Which list shows these numbers in order from least to greatest?
 - 4. Triangle PSV is shown on the coordinate grid. The coordinates of each vertex of the triangle are integers. What is the slope of PV?
 - 5. A company sells bottles of vitamin capsules. The graph and table show the linear relationship between the cost per capsule in cents and the number of bottles ordered. What is the slope of the line that models this situation?
 - 6. Which graph represents y as a function of x?
 - 7. Which set of ordered pairs represents y as a function of x?
 - 8. The graph shows the relationship between the number of gallons of fuel remaining in the tank of a semitruck and the number of miles traveled by the semitruck. Which function can be used to find y, the number of gallons of fuel remaining in the tank of the semitruck after it has traveled x miles?
A) y = -1/6x + 240
B) y = -1/10x + 240
C) y = 240x - 10
D) y = 240x - 30
 - 9. The ticket sales for a concert started at 4:00 p.m. The table shows the linear relationship between the number of tickets remaining and the number of hour since 4:00 p.m. Which function can be used to find y, the number of tickets remaining x hours since 4 p.m.?
A) y = 3000x + 12,000
B) y = -3000x + 12,000
C) y = -3000x + 15,000
D) y = 3000x + 15,000
 - 10. Which representation shows y as a function of x?
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