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1. |
What type of relationship is shown by the scatter plot? |
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A. |
negative |
B. |
positive |
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C. |
no relationship |
D. |
both positive and negative |
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Hint |
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2. |
If n is the number of seconds between the lightning and the thunder
and f(n) is the number of feet between you and the lightning, then
f(n) = 1100n. If n is 7, find f(n). |
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A. |
7700 feet |
B. |
157.1 feet |
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C. |
9000 feet |
D. |
8800 feet |
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Hint |
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3. |
Three ordered pairs for f(n) = 2n - 1 are (-1, -3), (1, 1), and (2, 3). Graph the function. |
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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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4. |
Graph y = 3 -  |
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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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5. |
Suppose a box of oatmeal has the following table to determine the right amounts of water and oatmeal mix. How many cups of water are needed for 4, 5, and 6 serving of oatmeal? |
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A. |
3 cups,  cups, and 4 cups. |
B. |
cups, 4 cups, and  cups. |
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C. |
None of these is correct. |
D. |
 cups, 3 cups, and cups. |
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Hint |
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6. |
Find the next three terms of the sequence 9, 2, -5, -12, ... . |
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A. |
-17, -24, and -31 |
B. |
-12, -17, and -24 |
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C. |
None of these is correct. |
D. |
-24, -31, and -38 |
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Hint |
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7. |
Determine whether a scatter plot of a set of data involving the number of volleyball practices in a week and the amount of free time that week would show a positive, negative or no relationship? |
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A. |
No Relationship |
B. |
Negative |
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C. |
Positive |
D. |
Not Enough Information Given |
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Hint |
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8. |
Find the solution of the system y = 3x – 2 and y = -2x – 7. |
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A. |
(-2, -5) |
B. |
(-1, -5) |
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C. |
(-1, -6) |
D. |
No Solution |
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Hint |
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9. |
Park A and Park B each have a bicycle trail. The cost of renting a bicycle at Park A is $1.50 for hour plus a $2.00 rental fee, which is modeled by the equation y = 1.5x + 2. The cost of renting a bicycle at Park B is $2.00 per hour plus $1.00 rental fee, which is modeled by the equation y = 2x + 1. At what time will the cost be equal for renting a bike at Park A and Park B? |
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A. |
1.5 hours |
B. |
1 hour |
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C. |
2 hours |
D. |
2.5 hours |
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Hint |
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10. |
Spencer and his friends are taking a hike. They have already traveled 5 miles. If they continue to hike at a rate of 3 miles per hour, which function relates the distance d traveled to the time t in hours? |
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A. |
d = 5t + 3 |
B. |
t = 3d + 5 |
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C. |
t = 5d + 3 |
D. |
d = 3t + 5 |
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Hint |
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11. |
Find the slope of the line that passes through M(-6, 2) and N(-4, -2). |
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A. |
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B. |
2 |
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C. |
-2 |
D. |
- |
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Hint |
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12. |
Find the slope of the line that passes through K(-1, 7) and T(-1, -3). |
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A. |
2 |
B. |
5 |
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C. |
undefined |
D. |
0 |
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Hint |
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13. |
State the slope and y-intercept of the graph of y + 2x = 3. |
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A. |
The slope is 2, and the y-intercept is 3. |
B. |
The slope is -2, and the y-intercept is -3. |
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C. |
The slope is -2, and the y-intercept is 3. |
D. |
The slope is 2, and the y-intercept is -3. |
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Hint |
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14. |
Graph y = - x + 2 using the slope and y-intercept. |
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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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15. |
Graph y < -x – 4. |
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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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16. |
Graph y < x + 2. |
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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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