A student answers 90% of the questions on a math exam correctly. If he answers 27 questions correctly, how many questions are on the exam?
Daniel L.
answered 11/13/18
Experienced Classroom Teacher and Tutor
There are thirty questions on the test. You can discover this by doing 27 divided by .90 which equals 30. Also, 27/30 = .90 which is 90 percent. Hope this helps!
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