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

  2.   What number is 34% of 65?
    A. 22.1 B. 19.1
    C. 41.2 D. 52.3
    Hint

  3.   58 is 29% of what number?
    A. 200 B. 50
    C. 232 D. 168.2
    Hint

  4.   72 is what percent of 90?
    A. 20% B. 80%
    C. 5% D. 40%
    Hint

  5.   378 is 84% of what number?
    A. 450 B. 438.48
    C. 317.52 D. 462
    Hint



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