In an examination, 60% of the candidates passed in English and 70% of the candid

Question

In an examination, 60% of the candidates passed in English and 70% of the candidates passed in Mathematics, but 20% failed in both subjects. If 2500 candidates passed in both the subjects, the number of candidates who appeared at the examination was :

Options:

A . 3000

B . 3500

C . 4000

D . 5000

Answer: Option D

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