three persons invested rs.9000 in a joint business. the second person invested rs.1000 more than the first and the third rs.1000 more than second. after two years, they gained rs.5400. how much third person will get?

three persons invested rs.9000 in a joint business. the second person invested rs.1000 more than the first and the third rs.1000 more than second. after two years, they gained rs.5400. how much third person will get?