Dawes Designs buys T$-$shirts for clubs, teams, and other organizations. Dawes takes the shirts and adds the organization's logo$.$ Because of the uncertainty in the timing of the sales and to avoid stock outages, Dawes tries to maintain an inventory of shirts equal to two$-$month's of sales. The shirts cost $$15\mathrm{.}50$ each and must be paid for in cash. On June $30$ of the current year, the company expects to have $16,500$ shirts in stock. Sales estimates, based on contracts received and historical data, are as follows for the next six months:

$\backslash$table$[[$July$,7,920],[$August$,10,890],[$September$,8,360],[$October$,8,910],[$November$,6,380],[$December$,5,060]]$

Required:

a$.$ & b$.$ Estimate purchases $($in units$)$ and cash required to make purchases in July, August, and September.

$\backslash$table$[[$DAWES DESIGNS,$],[,$Merchandise Purchases Budget,,$],[,$For the Period Ended March $31,,],[,($in units$),],[,$July,August,September$],[,,,],[$Units to be purchased,,,$],[$Estimated cost$,,,]]$