Manish alone can complete a work in 48 days and Pratap alone can complete the same work in half of the time taken by Manish. In how many days will both together complete \( \frac{1}{4} \)part of the total work?
On a sum, simple interest at the annual rate of 10 percent for 8 years is Rs. 8,000. What will be the compound interest on the same sum at the annual rate of 10 percent (compounding annually) for 3 years?