Question
In a library, books are categorized into five languages.
Among them, 16% are in Hindi, 30% are in English, 18% are in Urdu, and 24% are in Persian. The remaining 150 books are in Maithili. Calculate the total number of books in the library.Solution
Let total number of books in the library be x Percentage of Maithili books in the library = 100 – (16 + 30 + 18 + 24) = 100 – 88 = 12% According to question, 0.12x = 150 x = 150/0.12 = 1250
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