উত্তর সিলেক্ট করলে সঠিক ও ভুল দেখাবে।
ব্যাখ্যা ও সঠিক সমাধান
উত্তর:
184.85
Retailers buying price = wholesaler's selling price = tk. 244
At, 10% profit , if wholesaler's selling price is Tk.110 then buying price = Tk.100
If wholesaler's selling price is Tk. 244 then buying price = ( 100×244)/110 = Tk. 221.82
Wholesealers buying price = Proudcer selling price = Tk.221.82
At, 20% profit,
If selling price be Tk. 120 then cost price is = Tk.100
If selling price be Tk. 221.82 then cost price = ( 100×221.82) / 120 = 184.85