Math, asked by shubham993161, 14 days ago

A man purchased some books at 4 for 39 and sold them at 3 for 42, thereby gaining 51.How many books did he purchase?​

Answers

Answered by arunishu519
0

Answer:

frist you find the selling price of A books equal to 56 then you seporate it from the cost price you will get 3 then multiply from 4 then you will get 12 so a man has purchased 12 books

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