1.   40 is what percent of 25?
    A. 10 B. 160
    C. 62.5 D. 16
    Hint

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

  3.   72 is what percent of 90?
    A. 40% B. 5%
    C. 80% D. 20%
    Hint

  4.   378 is 84% of what number?
    A. 450 B. 462
    C. 317.52 D. 438.48
    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. 190 B. 300
    C. 33 D. 108
    Hint



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