When Mr. Sen imports some row materials he has to pay 7% import duty on the portion of the total value of the item in excess of Tk.1000. If the amount of import duty he paid was Tk.87.50 then what was the value of the raw material that he imported?

প্রশ্নঃ When Mr. Sen imports some row materials he has to pay 7% import duty on the portion of the total value of the item in excess of Tk.1000. If the amount of import duty he paid was Tk.87.50 then what was the value of the raw material that he imported?