A student got 45% marks in the first paper and 70% in the second paper. Assuming that all the papers are of same marks find, how much percent should he get in the third paper,so as to get 60% as overall score?
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Suppose student got x % marks in his third paper.
Average= 60%
so
Average = sum of all 3 marks/3
60= (45+70+x)/3
180 =115+x
65=x
Student got 65% marks in third paper.
Hope it helps..
Average= 60%
so
Average = sum of all 3 marks/3
60= (45+70+x)/3
180 =115+x
65=x
Student got 65% marks in third paper.
Hope it helps..
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