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In final examination, Prithvi scored 50% marks and gets 12 marks more than the passing marks. In the same examination, Supriya scored 43% marks and failed by 23 marks. What is the score of Alan if he takes same examination and secured 78% marks?

A230

B300

C390

D480

Answer:

C. 390

Read Explanation:

43% of total marks + 23 = 50% of total marks – 12 ⇒ 23 + 12 = (50 - 43)% of total marks ⇒ 35 = 7% of total marks ⇒ Total marks = 35 × (100/7) = 500 Alan's mark = (78/100) × 500 = 390


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