প্রশ্ন সংশোধন করুন
প্রশ্ন:
In what ratio must a grocer mix two varieties of pulses costing Tk. 15 and Tk. 20 per kg respectively so as to get a mixture worth Tk.16.50 per kg ?
In what ratio must a grocer mix two varieties of pulses costing Tk. 15 and Tk. 20 per kg respectively so as to get a mixture worth Tk.16.50 per kg ?