The ratio of the number of English books to Hindi books in a library shelf is 5:3. If 126 Hindi books are written by Pradeep, which constitutes 30% of the Hindi books, then find the difference between the number of English books and Hindi books in the shelf.
Number of Hindi books = 126/0.3 = 420 Number of English books = 420 × (5/3) = 700 Required difference = 700 – 420 = 280
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