1.   In the expression 18 is 20% of 90, 18 is the ____.
    A. rate B. percent proportion
    C. base D. percentage
    Hint

  2.   40 is what percent of 25?
    A. 62.5 B. 10
    C. 16 D. 160
    Hint

  3.   In the expression 18 is 20% of 90, 90 is the _____.
    A. rate B. percentage
    C. percent proportion D. base
    Hint

  4.   What number is 77% of 126?
    A. 97.02 B. 102.44
    C. 98.28 D. 77.13
    Hint

  5.   In the survey for which the results are shown below, if 57 people responded that they preferred orange candy, how many people participated in the survey?
   
    A. 300 B. 190
    C. 108 D. 33
    Hint



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