yasbatman yasbatman

19-02-2015
Mathematics

contestada

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

Respuesta :

riley5247 riley5247

19-02-2015

150x0.8=120 (correct answers)

150-120=30 (incorrect answers)

she answered 30 questions incorrectly

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