A class took two tests, one in physics and other in maths. 1/3rd class failed in maths and 1/2th class failed in physics. 60% of those who passed in physics also passed in maths. if 300 students took both the test then how many student failed in both.
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If you have any doubts just ask here on the ask and answer forum and our experts will try to help you out as soon as possible.
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