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1. |
Jim's wages vary directly as the numbers of hours he works. For 7 hours, he makes $38.85. How much will he make in 37 hours? |
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A. |
$207.20 |
B. |
$194.25 |
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C. |
$205.35 |
D. |
$1437.45 |
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Hint |
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2. |
Determine the slope of the line that passes through (2, 2) and (5, 8). |
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A. |
-2 |
B. |
2 |
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C. |
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D. |
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Hint |
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3. |
Write the standard form of an equation of the line that passes through
(3, 5) and has a slope of  . |
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A. |
3x + 4y = 29 |
B. |
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C. |
undefined |
D. |
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Hint |
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4. |
Which equation is the slope-intercept form of the equation of the line that passes through (1, 2) and is parallel to 4x - 2y = 6? |
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A. |
y = 4x + 3 |
B. |
 |
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C. |
y = -2x + 1 |
D. |
y = 2x |
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Hint |
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5. |
Find the slope of the line that passes through (5, -5) and (9, -5). |
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A. |
0 |
B. |
 |
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C. |
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D. |
undefined |
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Hint |
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6. |
Write an equation of the line whose slope is  and whose
y-intercept is –2. |
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A. |
 |
B. |
 |
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C. |
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D. |
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Hint |
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7. |
Graph  |
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A. |
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B. |
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C. |
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D. |
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Hint |
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8. |
Write an equation of a line that passes through (-12, -14) with slope  . |
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A. |
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B. |
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C. |
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D. |
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Hint |
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9. |
Which equation describes the line that contains the points (7, 17) and (15, 33)? |
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A. |
y = -2x + 31 |
B. |
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C. |
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D. |
y = 2x + 3 |
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Hint |
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10. |
Write  in slope-intercept form. |
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A. |
 |
B. |
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C. |
2x - 9y = -55 |
D. |
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Hint |
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11. |
Write the slope-intercept form of an equation for a line perpendicular to the graph of y = -3x + 5 and passes through the x-intercept of that line. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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12. |
What is implied when it is said that x and y have no correlation? |
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A. |
When the value of x increases, the value of y increases. |
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B. |
When the value of x increases, the value of y decreases. |
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C. |
When the value of x increases, the value of y does not necessarily increase or decrease. |
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D. |
When the value of x decreases, the value of y decreases. |
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Hint |
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13. |
Which relationship would most likely have no correlation? |
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A. |
The number of miles driven, and the number of gallons of gas in the car. |
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B. |
A person's height and the person's shoe size. |
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C. |
The number of pizzas ordered, and the total price of the bill. |
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D. |
A person's age, and the address of the person. |
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Hint |
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14. |
If Dale Jarrett drives his car 1760 feet on the racetrack in 6 seconds, about how long will it take him to drive 2640 feet, a half mile? |
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A. |
18 seconds |
B. |
18 minutes |
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C. |
6 minutes, 40 seconds |
D. |
9 seconds |
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Hint |
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