Answers

2016-01-05T22:47:05+05:30
First you have to read the question throughly then after put your mind in it . You may also require some basic knowledge of it that how to prove,what is given ,etc. You also may indulge your mind to find in the question
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2016-01-07T22:24:35+05:30
To solve questions of menstruation first of all you have to learn all formulas then read the question and understand it then try to solve it
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