Number of passengers traveling in bus A and bus B are x and y respectively. In stop 1 40% of the number of passengers from A are stepped out and 20 are stepped in. simultaneously 20% from bus B are stepped out and 10 are stepped in . Now the ratio between the passengers traveling in bus A to bus B are in the ratio 2: 3. Find the total number of initial number of passengers traveling in the bus A and B.

Note:  (y - x) = 50