1.   Evaluate c + 5 if c = 3.
    A. 3 B. 5
    C. c + 3 D. 8
    Hint

  2.   Evaluate if a = 5, b = 6 and c = 3.
    A. 30 B. 3
    C. 10 D.
    Hint

  3.   Evaluate x + 5y if x = 12 and y = 9.
    A. 153 B. 71
    C. 57 D. 47
    Hint

  4.   Evaluate 5k + if
k = 3, m = 20, and n. = 5.
    A. 57 B. 20
    C. 19 D. 7
    Hint

  5.   In physics, the number measures the force of gravity between two objects when a and b each stand for the mass one of the objects and d stands for the distance between them. Find the force of gravity when a = 5, b = 8, and d = 2.
    A. 40 B. 5
    C. 10 D. 20
    Hint



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