1.   If y varies inversely as x and y = 6 when x = 24, find x when y = 12.
    A. 12 B. 144
    C. 24 D. 48
    Hint

  2.   Simplify .
    A. B. 2x
    C. 5x D.
    Hint

  3.   Simplify .
    A. B.
    C. D.
    Hint

  4.   Find .
    A. 2 B.
    C. D.
    Hint

  5.   Find .
    A. B.
    C. D.
    Hint

  6.   Simplify the expression .
    A. 198 s/ft B. 100 mph
    C. 88 ft/s D. 132 ft/s
    Hint

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

  8.   Find the quotient .
    A. B.
    C. D.
    Hint

  9.   Find .
    A. B.
    C. D.
    Hint

  10.  
    A. B.
    C. D.
    Hint

  11.  
    A. B.
    C. D.
    Hint

  12.   Solve .
    A. -7 B. 7
    C. -7 or 2 D. 7 or 2
    Hint

  13.   Solve .
    A. 0 B. -2
    C. 4 D. 1 or 4
    Hint

  14.   If x varies inversely as y and the constant of variation is 24, what are x and y if it is true that x + y = 11?
    A. –3 and –8 B. –6 and –4
    C. 6 and 4 D. 3 and 8
    Hint

  15.   Which of the following expressions is not equal to ?
    A. B.
    C. D.
    Hint

  16.   A certain rectangle has a length of and a width of . What is the perimeter of the rectangle?
    A. B.
    C. D.
    Hint

  17.   Find .
    A. B.
    C. D.
    Hint

  18.   Which of the following is not one of the steps for adding rational expressions with unlike denominators?
    A. Change each rational expression into an equivalent expression with the LCD as the denominator.
    B. Add the unlike denominators together.
    C. Add just as with rational expressions with like denominators.
    D. Find the LCD.
    Hint



Glencoe
The McGraw-Hill Companies