Target is currently running a sale for $20\%$ off home items plus an additional $15\%$ off furniture and rugs. A

media stands full retail price is $299\mathrm{.}99.$

a$.$ What is the sale price if it is purchased this week?

b$.$ Is this the same as $35\%$ off the media stand? Why or why not? $($Show calculations$)$

c$.$ The current sales tax rate is $8\mathrm{.}1\%$ in Tempe. What is the total cost of the item?