During a school anniversary celebration, students were required to line along both sides of the corridor to welcome the Guest-Of-Honor from the foyer to the hall. On the left row, the boys would stand 2 m apart from each other at an equal distance apart. On the right row, the girls would stand 3 m apart from each other. Both rows would have a boy and a girl standing at the beginning and at the end of the corridor. The corridor was 72 m long. How many students were required to line both sides of the corridor?
