1.   Evaluate: when x = 3, y = 2, and z = 19.
    A. B. 19
    C. 2 D. 1
    Hint

  2.   Write an algebraic expression for the verbal expression: three times the sum of x and y increased by five times the product of x and 3y.
    A. 3x + y + 5x(3y) B. 3(x + y) + 5(3xy)
    C. 3(x + y) + 5(x + 3y) D. 3(xy) + 5(x + 3y)
    Hint

  3.   Solve
    A. {x | x > 23.68} B. {x | x > 0.43}
    C. {x | x < 23.68} D. {x | x < 2.31}
    Hint

  4.   If a die and coin are tossed, what is the probability of rolling an even number on the die and heads on the coin?
    A. B.
    C. D.
    Hint

  5.   Simplify (3a4b5c)4.
    A. 7a16b20c4 B. 12a8b9c5
    C. 81a16b20c4 D. 3a16b20c4
    Hint

  6.   Find (4y - 5)(3y - 7).
    A. 12y2 – 13y + 35 B. 12y2 – 43y + 35
    C. 12y2 – 43y - 35 D. 12y2 + 35
    Hint

  7.   Find .
    A. B.
    C. D.
    Hint

  8.   Evaluate 0.75 + 2.2 + 0.25 + 0.8.
    A. 3 B. 6
    C. 5 D. 4
    Hint

  9.   Which values are a counterexample to the given statement?
If x · y = a decimal, then neither x nor y is a whole number.
    A. x = 7.1, y = 2.2 B. x = 1.75, y = 0.9
    C. x = 0.3, y = 0.2 D. x = 1, y = 0.5
    Hint

  10.   Write the inverse of the relation
{(-6, 1), (-3, 2), (0, 3), (3, 4), (6, 5)}
    A. {(-1, -6), (-2, -3), (-3, 0), (-4, -3), (-5, -6)}
    B. {(-1, 6), (-2, 3), (-3, 0), (-4, -3), (-5, -6)}
    C. {(6, -1), (3, -2), (0, -3), (-3, -4), -6, -5)}
    D. {(1, -6), (2, -3), (3, 0), (4, 3), (5, 6)}
    Hint

  11.   Find h(-2.5) if h(z) = z² + 3.5z – 2.75.
    A. 12.25 B. -17.75
    C. -5.25 D. 0.25
    Hint

  12.   Graph
    A.
    B.
    C.
    D.
    Hint

  13.   A rental car company charges $75 for a 3-day rental and $155 for a 7-day rental. Write an equation to find the amount that the rental car company will charge for any number of days.
    A. y = 80x – 165 B. y = 80x
    C. y = 20x + 15 D. y = 20x
    Hint

  14.   From the set {(-2, -5), (0, 10), (5, 8), (8, -3)}, which ordered pairs are a part of the solution set for 5x + 5y > 45?
    A. {(-2, -5), (8, -3)} B. {(0, 10), (5, 8)}
    C. {(-2, -5), (5, 8)} D. {(0, 10), (8, -3)}
    Hint

  15.   Solve the system of equations given by y = 2x + 2 and .
    A. (4, -6) B. infinitely many solutions
    C. no solution D. (-3, -4)
    Hint

  16.   To ensure healthy food, every tenth item is checked. What kind of sample is this?
    A. unbiased, systematic random sample B. biased, convenience sample
    C. unbiased, simple random sample D. unbiased, stratified random sample
    Hint

  17.   A sociology teacher asked her students how many siblings they have. The results of the survey are shown in the table. Find the probability that a randomly chosen student has one sibling.
   
    A. B.
    C. D.
    Hint

  18.   Consider a right triangle whose height is 12 feet and whose hypotenuse is 15 feet. What is the area of the triangle?
    A. 54 feet B. 180 feet
    C. 108 feet D. 90 feet
    Hint

  19.   If y varies inversely as x and y = 14 when x = 3, what is x when y = 84?
    A. 28 B. 2
    C. D. 6
    Hint

  20.   A builder wants the kitchen to have an area of x2 – 2x – 24, and a length of x + 4. What is the width?
    A. x – 6 B. x + 6
    C. 6 D. – 6
    Hint