In an examination having total 300 questions, in the first section having 180 questions. A student got 75% marks in first section, but he got 80% marks in the second section. Find the total percentage of marks in the examination.
Total number of questions 300, in first section there are 180. So, in second section will be 120 questions. First section Second section 180 120 180×75/100 120×80/100 135 96 Total got marks =135+96=231 Percentage of got marks = (231/300) ×100 =77%
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