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Question

Ratio of number of boys to girls in a school of 840 students is 5:3. Ratio of number of boys who passed to those who failed in an exam is 11:4 whereas ratio of number of girls who passed to those who failed in the exam is 5:2. Find the number of students who passed in the exam.

A 482

B 610

C 385

D 875

E None of these

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