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Sue answered 80 percent of 150 test questions correctly. How many questions did she not answer correctly?
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Sue answered 80 percent of 150 test questions correctly. How many questions did she not answer correctly?

User Tilde
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150x0.8=120 (correct answers)

150-120=30 (incorrect answers)

she answered 30 questions incorrectly

User Pioupiou
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9.2k points
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