ASSIGNED PROBLEM $3$: You are trying to select between four online Help Desk plans from the Geek Squad. The Black Belt plan costs $$29\mathrm{.}95/$ month plus $$1/$ online response, the Brown Belt plan costs $$19\mathrm{.}95/$ month plus $$3/$ online response, the Green Belt plan costs $$9\mathrm{.}95/$ month plus $$5/$ online response, and the No Plan option costs a flat $$10/$ question with no monthly fee. $3$a$)$ If you expect $6$ requests for help per month, which plan would be your best option for minimizing cost? $3$b$)$ What is the minimum number of requests for help each month that would make it worthwhile to get the expensive Black Belt plan?