Return code: 0 Output: A man buys 20 pens and 10 books for Tk 400. He sells pens at a profit of 40% and books at a profit of 25%. If his overal profit was Tk. 112, the cost price of a book is (in Tk.)- | EduVai
MCQ Practice

A man buys 20 pens and 10 books for Tk 400. He sells pens at a profit of 40% and books at a profit of 25%. If his overal profit was Tk. 112, the cost price of a book is (in Tk.)-

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