Jubilee Sports is planning to introduce a new line of tennis racquets. The fixed costs for the new line are $30,000 and the variable cost of producing each racket is $70. a) Write the linear cost equation. b) If the racket sells for $120, write the revenue function. c) Write the profit function. d) Find the number of rackets that must be sold in order to break even. e) What profit would be made if 1500 rackets were sold?

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