প্রশ্ন সংশোধন করুন
প্রশ্ন:
compound interest on a certain sum for 2 years at 10% per annum is tk.420. what wouls be the simple interest at the same rate and for the same time ?
compound interest on a certain sum for 2 years at 10% per annum is tk.420. what wouls be the simple interest at the same rate and for the same time ?