SOLUTION: A student earned a grade of 80 percent on a math test that had 20 problems. How many problems on this test did the student answer correctly?

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Question 1004693: A student earned a grade of 80 percent on a math test that had 20 problems.
How many problems on this test did the student answer correctly?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+.8%2A20+=+16+ answered correctly