M Applying A price-taking firm makes air conditioners. The market price of one of its new air conditioners is $90. The firm's total cost information is given in the table below: Instructions: Calculate marginal cost, and enter your responses as whole numbers. Total Air Marginal cost cost conditioners ($ ($ per per day per day) day 100 100 2 150 3 220 4 310 5 405 6 510 7 650 8 800 O 2 0 3 0 4 cordings 0 5