প্রশ্ন সংশোধন করুন
প্রশ্ন:
30 pens and 75 pencils altogether were purchased for Tk.510. If the average price of a pencil was Tk.2, what was the average price of a pen?
30 pens and 75 pencils altogether were purchased for Tk.510. If the average price of a pencil was Tk.2, what was the average price of a pen?