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1. |
Find the mode of {325, 100, 115, 621, 325, 325, 100}. |
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A. |
325 |
B. |
100 |
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C. |
273 |
D. |
115 |
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Hint |
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2. |
What are the odds of choosing a red marble from a bag that contains 20 red marbles, 15 yellow marbles, and 35 green marbles? |
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A. |
4:7 |
B. |
2:5 |
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C. |
2:7 |
D. |
4:5 |
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Hint |
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3. |
Write the standard form of an equation of the line that passes through
(-2, 3) and has a slope of m = -3. |
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A. |
3x + y = 9 |
B. |
3x + y = -3 |
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C. |
3x + y = -9 |
D. |
y = -3x - 9 |
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Hint |
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4. |
Find the solution to the sentence, ''2 times the sum of a number and 4 is at least 6 times the number decreased by 8''. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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5. |
Find the difference (-7x4y2 – 3x2y + 2xy2 – 5) – (4x4y2 – xy2 – 5). |
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A. |
-11x4y2 - 3x2y + 3xy2 - 10 |
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B. |
-11x4y2 - 3x2y + 3xy2 |
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C. |
-11x4y2 - 3x2y + xy2 - 10 |
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D. |
-3x4y2 - 4xy2 + 2xy2 - 10 |
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Hint |
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6. |
Write  as a rational expression. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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7. |
 |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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8. |
Simplify  . |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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9. |
What is the probability of rolling a number greater than 6 on a number cube? |
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A. |
 |
B. |
 |
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C. |
1 |
D. |
0 |
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Hint |
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10. |
Solve c + 149 = 213. |
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A. |
c = -64 |
B. |
c = -362 |
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C. |
c = 362 |
D. |
c = 64 |
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Hint |
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11. |
Identify the transformation. |
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 |
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A. |
Dilation |
B. |
Rotation |
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C. |
Reflection |
D. |
Translation |
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Hint |
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12. |
Find h(3a) if h(z) = z2 - 9z – 10. |
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A. |
3a2 - 27a – 10 |
B. |
9a2 - 27a – 10 |
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C. |
-24a – 10 |
D. |
-18a – 10 |
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Hint |
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13. |
A long distance phone company has a monthly fee of $7.95 and charges a rate of $0.05 per minute. Another long distance company has a monthly fee of $9.95 and charges a rate of $0.03 per minute. At how many minutes would the two companies have equal charges? |
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A. |
150 minutes |
B. |
They will never have the same charges. |
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C. |
100 minutes |
D. |
50 minutes |
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Hint |
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14. |
A boat travels 30 miles upstream in 4 hours. The trip downstream takes 2.5 hours. Find the rate of the boat in still water. |
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A. |
9.75 mph |
B. |
9.23 mph |
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C. |
6.92 mph |
D. |
2.25 mph |
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Hint |
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15. |
Find B – A. |
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 |
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A. |
 |
B. |
 |
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C. |
impossible |
D. |
 |
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Hint |
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16. |
Tabitha and Paco are in a video game room that consists of 10 games. How many different ways can they play all 10 games if they play each game once? |
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A. |
55 |
B. |
20 |
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C. |
3,628,800 |
D. |
362,880 |
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Hint |
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17. |
In baseball, a pop fly should be easily caught if it stays in the air for 7 seconds. Suppose a ball that is hit can be represented by the function y = –16t2 + 125t + 5, where y is the height after t seconds. Will the ball be considered an easy catch? |
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A. |
yes, because t < 7 |
B. |
yes, because t > 7 |
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C. |
no, because t > 7 |
D. |
no, because t < 7 |
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Hint |
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18. |
Determine whether the sequence 3, 12, 48, 192 is geometric. If so, find its common ratio. |
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A. |
not geometric |
B. |
geometric, r = 4 |
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C. |
geometric, r = 9 |
D. |
geometric, r = 3 |
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Hint |
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19. |
State the excluded value(s) of  . |
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A. |
 , 2 |
B. |
–4 |
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C. |
–4, 3, 2 |
D. |
–4, , 2 |
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Hint |
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20. |
Simplify  . |
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A. |
 |
B. |
 |
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C. |
 |
D. |
9 |
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Hint |
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