A businessman has 1000 kg of rice, part of which he sells at 8% profit and the rest at 18% profit. He gains 14% on the whole. How much Kg of rice did he sell at 18% profit?

প্রশ্নঃ A businessman has 1000 kg of rice, part of which he sells at 8% profit and the rest at 18% profit. He gains 14% on the whole. How much Kg of rice did he sell at 18% profit?