A seller has 1000kg of rice part of which he sells at 8% profit and the rest at 18% profit. He gains 14%. The quantity sold at 18% profit is? Pick one:
A) 200 kg  B) 300 kg  C) 400 kg  D) 600 kg  E) 800 kg
By rule of alligation,   Profit% by selling 1st part Profit% by selling 2nd part   8 18   Net % profit   14   18-14= 
<gadget id="calculator">18-14</gadget>
<output>4</output>
4 14-8=6   =&gt; Quantity of part1 : Quantity of part2 = 4 : 6 = 2 : 3   Total quantity is given as 1000 kg. So quantity of part2 (quantity sold at 18% profit)   =1000×35   = 600 kg   600 kg
<result>D</result>
A seller has 1000kg of rice part of which he sells at 8% profit and the rest at 18% profit. He gains 14%. The quantity sold at 18% profit is?