Homework Help: math

Posted by jena on Wednesday, December 16, 2009 at 4:36pm.

On a biology test, a student got 25 questions correct but did not pass. On a second attempt, the student got 35 questions correct. What was the percent of increase?

math - Ms. Sue, Wednesday, December 16, 2009 at 4:56pm
The difference is 10 questions.

10/25 = 0.4 = 40% increase

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