Joanne sells silk-screened T-shirts at community festivals and craft fairs. Her marginal cost to produce one T-shirt is exist2.50. Her total cost to produce 60 T-shirts is exist230, and she sells them for exist8 each. a. Find the linear cost function for Joanne's T-shirt production. b. How many T-shirts must she produce and sell in order to break even? c. How many T-shirts must she produce and sell to make a profit of exist900?
Show transcribed image textJoanne sells silk-screened T-shirts at community festivals and craft fairs. Her marginal cost to produce one T-shirt is exist2.50. Her total cost to produce 60 T-shirts is exist230, and she sells them for exist8 each. a. Find the linear cost function for Joanne's T-shirt production. b. How many T-shirts must she produce and sell in order to break even? c. How many T-shirts must she produce and sell to make a profit of exist900?