February 28, 2017

Homework Help: math

Posted by damilola on Sunday, November 13, 2011 at 3:23pm.

500 students sat for an examination in mathematics,physics and chemistry.45 passed all the three subject,60 passed mathematics and chemistry,70 passed physics and chemistry,50 passed mathematics and chemistry,10 passed in mathematics,80 passed in chemistry and 35 passed at least one subject. 1.how many student passed physics. 2.how many did not pass any subject.

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