A merchant has 1000 kg of sugar, part of which he sells at 8% and the remaining at 18% profit. He gains 14% on the whole. Find the quantity of sugar that he sold at 18% profit.
A 400kg
B 560kg
C 600kg
D 640kg
Solution
Correct Answer: Option C
মনে করি , 18% লাভে বিক্রয়কৃত চিনির পরিমাণ x kg 8% লাভে " " " " (1000-x) "