1.   Evaluate 5(7.9).
    A. 12.9 B. 2.9
    C. 39.5 D. 1.58
    Hint

  2.   Evaluate 3(12) + .
    A. 0.274 B.
    C. 624.5 D.
    Hint

  3.   Evaluate 18 • 8.
    A. 2.25 B. 10
    C. 26 D. 144
    Hint

  4.   Evaluate .
    A. 900 B. 30
    C. D.
    Hint

  5.   A store purchased 5 cartons of toys. Each carton contains 10 toys. If each toy weighs 7 ounces, what is the total weight of all the toys?
    A. 70 oz B. 105 oz
    C. 22 oz D. 350 oz
    Hint