1.   Solve 3x = 18.
    A. 15 B. 6
    C. 7 D. 21
    Hint

  2.   Solve 5 + y = 11.
    A. 2 B. 7
    C. 6 D. 16
    Hint

  3.   The perimeter of a square is 4 times the length of a side. Use the equation
P = 4s to find the perimeter of a square whose side has a length of 6 inches.
    A. 24 in. B. 12 in.
    C. 10 in. D. 36 in.
    Hint

  4.   Find the solution of 62 + x = 75 if the value of x can be selected from the set {12, 13, 14, 15}.
    A. 12 B. 15
    C. 13 D. 14
    Hint

  5.   On a full flight from San Antonio to Los Angeles 28 people sat in first class. If 130 were on the flight, how many people sat in coach?
    A. 102 B. 112
    C. 158 D. 108
    Hint



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