A trader purchased 200 bags of pulse at Rs. 1100 per bag. He sold 80 bags at 25% profit and 60 bags at 8% loss. At what rate should the remaining bags be sold so as to gain 10% on the whole transaction?
A man invests equal sums at the rate of 10% per annum compound interest and simple interest respectively for 2 years. After 2 years, the difference between the compound interest and the simple interest is Rs. 1000. Then the sum is