Question
In the book shop, 15 of the books sold were Math books. 14 of the remaining books sold were English books. The ratio of the number of English books sold to the number of Science books was 7 : 9. The number of Chinese books sold was 144. How many books were sold altogether?
4 m

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In the book shop, 15 of the books sold were Math books. 14 of the remaining books sold were English books. The ratio of the number of English books sold to the number of Science books was 7 : 9. The number of Chinese books sold was 144. How many books were sold altogether?