1.   Solve 5x = 40.
    A. 9 B. 35
    C. 6 D. 8
    Hint

  2.   Solve 75 = 25a.
    A. 100 B. 50
    C. D. 3
    Hint

  3.   Teresa is competing in a bicycle race which is 12 miles long. If her speed is an average of 3 miles per hour, how long will it take her to finish the race? Use the equation d = rt where d is the distance in miles, r is the average speed in miles per hour, and t is the time in hours.
    A. 3.5 hours B. 4 hours
    C. 3 hours D. 2.5 hours
    Hint

  4.   Solve 11r = 99.
    A. 11 B. 9
    C. -9 D. 8
    Hint

  5.   One gallon is four times as much as one quart. A gallon of water weighs about eight pounds. Use the equation 4q = 8 to find out about how much a quart of water weighs.
    A. 8 pounds B. 2 pounds
    C. 1 pounds D. 4 pounds
    Hint



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