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1. |
Evaluate the expression |a + b| if a = 3 and b = -4. |
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A. |
1 |
B. |
7 |
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C. |
-7 |
D. |
-1 |
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Hint |
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2. |
Solve x = -2 + 7 + (-11). |
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A. |
-20 |
B. |
6 |
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C. |
-6 |
D. |
20 |
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Hint |
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3. |
Write the additive inverse of -10. |
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A. |
10 |
B. |
 |
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C. |
 |
D. |
-10 |
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Hint |
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4. |
Determine whether the ratios  and  form a
proportion. Justify your answer. |
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A. |
No, their cross products are not equal. |
B. |
Yes, their cross products are equal. |
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C. |
No, they are unit rates. |
D. |
Yes, they are both percents. |
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Hint |
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5. |
In the figure,  °. Find  |
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 |
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A. |
120° |
B. |
90° |
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C. |
45° |
D. |
30° |
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Hint |
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6. |
 ABC and DEF are congruent. Find the value of x. |
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 |
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A. |
10 |
B. |
7 |
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C. |
4 |
D. |
5 |
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Hint |
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7. |
Evaluate a - b if a =  and b =  . |
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A. |
1 |
B. |
 |
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C. |
 |
D. |
-1 |
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Hint |
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8. |
Write the expression 7 × 7 × 7 × 7 × 7 using exponents. |
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A. |
74 |
B. |
2,401 |
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C. |
75 |
D. |
16,807 |
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Hint |
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9. |
Solve 10m = 120. |
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A. |
12 |
B. |
12000 |
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C. |
1200 |
D. |
120 |
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Hint |
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10. |
Solve -17 – 12 = u. |
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A. |
u = 29 |
B. |
u = -5 |
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C. |
u = 5 |
D. |
u = -29 |
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Hint |
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11. |
Solve d = (5)(-7)(2). |
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A. |
d = -70 |
B. |
d = 70 |
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C. |
d = 0 |
D. |
d = -4 |
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Hint |
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12. |
Solve y= . |
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A. |
y =  |
B. |
y =  |
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C. |
y =  |
D. |
y =  |
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Hint |
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13. |
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. |
2 hours |
B. |
2.5 hours |
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C. |
1 hour |
D. |
1.5 hours |
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Hint |
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14. |
What are the coordinates of the reflection of (5, -7) about the x-axis? |
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A. |
(-5, 7) |
B. |
(-5, -7) |
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C. |
(5, 7) |
D. |
(7, 5) |
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Hint |
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15. |
What is the area of a circle with a radius of 11 meters?
(Use 3.14 for  .) |
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A. |
124 square meters |
B. |
121 square meters |
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C. |
35 square meters |
D. |
380 square meters |
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Hint |
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16. |
The numbers 5, 12, and 13 form a Pythagorean triple. Which of the following is not a Pythagorean triple. |
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A. |
10, 24, 26 |
B. |
15, 22, 23 |
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C. |
15, 36, 39 |
D. |
20, 48, 52 |
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Hint |
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17. |
441 is 63% of what number? |
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A. |
700 |
B. |
277.83 |
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C. |
540 |
D. |
620 |
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Hint |
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18. |
The circle graph indicates the number of children each president of the United States had. Which statement is not true? |
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A. |
More presidents had 1 or 2 children than those with 3 or 4 children. |
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B. |
More than  of the presidents had 1, 2, 3, or 4 children. |
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C. |
More presidents had no children than those who had 3 or 4 children. |
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D. |
About  of the presidents had 5 or more children. |
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Hint |
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19. |
Write an inequality for the following sentence: You must be at least 52 inches tall to ride the roller coaster. |
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A. |
r  52 |
B. |
r < 52 |
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C. |
r > 52 |
D. |
r  52 |
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Hint |
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20. |
The scatter plot shows the relationship between study time and test scores. Which equation could be used to describe a best-fit line? |
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A. |
y = 3x + 62.5 |
B. |
y =  x + 62.5 |
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C. |
y =  x + 62.5 |
D. |
y = -x + 62.5 |
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Hint |
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