A company makes a profit of 6% on its first Tk.10000 of sales each day and 5% on all sales in excess of Tk.10000 for that day. How much profit will the company make in a day when sales are Tk.60000?

প্রশ্নঃ A company makes a profit of 6% on its first Tk.10000 of sales each day and 5% on all sales in excess of Tk.10000 for that day. How much profit will the company make in a day when sales are Tk.60000?