Flagstaff University is exploring the possibility of outsourcing part or all of its enroiment function. $7$ function involves three separate processes:

$($a$)$ validation, where the new student's secondary school results are sighted and the university's off of enrolment is validated

$($b$)$ student records, where the student's study program details for the current year are entered int the student record system

$($c$)$ fees collection, where students pay their union fees and upfront course fees, if they choose to do sc The annual costs of these three processes are:

$\backslash$table$[[$Cost$,$Validation,Student records,Foes colloction$],[$Staff salaries,$$180000,$$$120000,$$$105000$