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1. |
Solve  . |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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2. |
Use substitution to solve the system of equations given below.
y = 2x
5x - y = -24 |
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A. |
infinitely many solutions |
B. |
(-8, -16) |
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C. |
(-4, -8) |
D. |
no solution |
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Hint |
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3. |
Students from the local high school are selling tickets to the town's annual carnival. Adult admission is $5.00 and child admission is $2.50. Two hours after the carnival opened its first day, 440 tickets had been sold totaling $1900. How many adults and how many children entered the carnival during the first two hours it was open? |
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A. |
320 adults, 120 children |
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B. |
220 adults, 220 children |
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C. |
380 adults, 760 children |
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D. |
293 adults, 147 children |
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Hint |
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4. |
Which ordered pair is a solution of y < -4x - 5? |
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A. |
(-7, 0) |
B. |
(1, -3) |
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C. |
(0, 6) |
D. |
(2, 3) |
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Hint |
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5. |
Julian said, ''I'm thinking of a number. When I add 3 to my number, multiply the sum by 12, divide the product by 8, and subtract the result by 7, I get 11. What is the number I'm thinking of?'' |
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A. |
7 |
B. |
9 |
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C. |
10 |
D. |
8 |
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Hint |
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6. |
The sum of three consecutive even numbers is 54. Find the three numbers. |
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A. |
16, 17, 18 |
B. |
16, 18, 20 |
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C. |
18, 19, 20 |
D. |
15, 16, 17 |
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Hint |
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7. |
Choose the correct graph of y = 12x – 3x |
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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. |
A ball is launched straight up from ground level modeling the equation h = 52t – 10t2, where h stands for height in meters and t stands for time. What is the approximate value of t when the ball hits the ground? |
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A. |
0 seconds |
B. |
2.6 seconds |
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C. |
6.0 seconds |
D. |
5.2 seconds |
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Hint |
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