Anil invests Rs 3,000 for a year and Sunil joins him with Rs 2,000 after 4 months. After the year they receive a return of Rs 2,600. Sunil's share is
A invested Rs.3000 and after some time B joined him by investing Rs.4000. After one year they acquire the same profit, after how many months did B join A?
If C invests Rs.5000 in a business and D joins him after 7 months investing Rs.12000, find the difference in the profit share of C and D after 1 year?