প্রশ্ন ও উত্তর
A wholesaler bought 2100 books for Tk.20 each. The wholesaler sold 50 percent of the books for Tk.35 each and the rest for Tk.18 each. What was the wholesaler's average profit per book?
গণিত Profit and Loss 07 Oct, 2020
প্রশ্ন A wholesaler bought 2100 books for Tk.20 each. The wholesaler sold 50 percent of the books for Tk.35 each and the rest for Tk.18 each. What was the wholesaler's average profit per book?
সঠিক উত্তর
Tk.6.5
মন্তব্য
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