A. S. OKA, J.

( 1 ) THIS group of Writ Petitions can be conveniently disposed of by a common judgment as the issues involved in these Petitions are the same.

( 2 ) FOR the sake of convenience, initially we are referring to the facts of the case in Writ Petition no. 1472 of 1990 as the main submissions have been made in this Petition. In this Petition under Article 226 of the constitution of India, the substantive prayer is for declaration that the experience of the lecturers as tutors/demonstartors should be counted for determining placement of lecturers in the senior scale/selection grade/ readers post for the purposes of Government resolution dated 27th February, 1989. A prayer is also made for a writ of mandamus directing the first, second and third Respondent to declare that previous service as tutor/ demonstrator should be counted for determining the placement of the lecturer in the senior scale/ selection grade/ readers post while implementing the Government resolution dated 27th February, 1989.

( 3 ) THE Petitioners in this Petition are lecturers employed in various colleges in Mumbai which are affiliated to the fourth Respondent-the University of mumbai. The Petiti