3. Nokia sells a new budget cell phone. Based on information provided by the accounting department, the average variable cost is: AVC = $30 + Q The average fixed cost is: AFC = $9,000,000/Q where Q is the number of phones. The phone sells for $50. Show your work/thought process: a. Find the total cost, average cost, and marginal cost equations. b. At what level of output is average total cost minimized?

Joanne sells silk screened T-shirts at community festivals and craft fairs. Her marginal cost to produce one T-shirt is $3.50. Her total cost to produce 70 T-shirts is $305, and she sells them for $7 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 $700? a. The linear cost function is C(x)= b. Joanne must produce and sell c. Joanine must produce and sell T-shirts in order to break even, because the number of T-shirts must be a whole number T-shirts to make a profit of $700, because the number of T-shirts must be a whole number

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The Santa Clara County increases the property taxes for all fast food restaurants. Which cost curves will be affected as a result of this policy? 1. average total cost and average fixed cost. 2. average variable cost and average total cost. 3. average variable cost and marginal cost. 4. average variable cost and average fixed cost.