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Today, 08:14

Sue answered 80% of 150 test questions correctly. how many questions did she not answer correctly?

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  1. Today, 09:27
    0
    120 divided by 150 = 0.8 in percent it would be 80%. So she got 30 incorrect
  2. Today, 12:08
    0
    She answered 30 questions incorrectly.

    Multiply 80% (0.80) by 150 which should give you 120

    Subtract 120 from 150 and you get your answer 30
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