7 people - A, B, C, D, E, F and G stay on a 7 floors building (No body stays on ground floor which is named 0 floor). They are professors of different subjects - Finance, English, Computer, Physics, Marketing, Accounts and Mathematics (but not necessarily in the same order). The professor of Finance stays on either 2nd or 5th floor. There are three floors between the persons who teach English and Finance. And also there are 2 floors between the persons who teach English and Computers. Physics Lecturer stays immediately below the Marketing Lecturer. Accounts Lecturer stays below Mathematics Lecturer (not necessarily immediately below Mathematics Lecturer). Accounts lecturer does not stay on 1st or 2nd floor.
How many floors are between Finance Lecturer and English Lecturer ?