Question 91

In a library 23% of the books are in Arts. 30% in Commerce, 35% in Science and the rest are in Telugu language. If there are 1440 books in Telugu language, the number of books in Arts is


Let the total number of books be T. 
we can see that 12% of the books are in Telegu language. 
Hence, 0.12T = 1440 which gives us T = 144000/12 = 12000
Now, number of arts books = 0.23T = 120*23 = 2760

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