1.   The equation where d represents the distance in miles
and t is the number of seconds between seeing lightening and
hearing thunder, tells how far away a thunderstorm is.
How far is it to a thunderstorm if you count 15 seconds between
seeing the lightening and hearing the thunder?
    A. 1 mile B. 10 miles
    C. 3 miles D. 15 miles
    Hint

  2.   Evaluate ab + 8 if a = 4 and b = 7
    A. 28 B. 60
    C. 55 D. 36
    Hint

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

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

  5.   Evaluate y3 if y = 4.
    A. 64 B. 16
    C. 12 D. 43
    Hint



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