SOLUTION: Mia sells T-shirts from a booth at a market. She pays $30 to rent the booth. Each T-shirt costs her $1.50, and she sells them for $7.50 each. Her goal is to make $200 after she

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: Mia sells T-shirts from a booth at a market. She pays $30 to rent the booth. Each T-shirt costs her $1.50, and she sells them for $7.50 each. Her goal is to make $200 after she      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 1011866: Mia sells T-shirts from a booth at a market.
She pays $30 to rent the booth. Each T-shirt
costs her $1.50, and she sells them for $7.50
each.
Her goal is to make $200 after she pays for
the booth and the T-shirts.
What is the minimum number of T-shirts
Mia must sell to reach her goal?

Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
Cost function=revenue function -200.
C=30+1.5x
R=7.5x
30+1.5x=7.5x-200
230=6x
She needs to sell 39 shirts
Check:
$30+39*1.5=$30+58.50=$88.50
39*7..5=$292.50