Description:
cost price of sugar = 80*40 = 3200
cost price of rice = 50*40 = 2000
Total cost price of sugar and rice = 3200+2000 = 5200
Average cost price of sugar and rice = 5200/(80+40) = 5200/120 = 43.33tk per kg
For making 10% profit, the selling price will be = (43.33*110)/100
= 47.666 = 47.7 (Ans)