A company that makes thing-a-ma-bobs has a start up cost of $18,173.00. It costs the company $2.72 to make each thing-a-ma-bob. The company charges $3.55 for each thing-a-ma-bob. Let $x$ denote the number of thing-a-ma-bobs produced.

a) Write the cost function, $C(x)$, for this company.
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b) Write the revenue function, $R(x)$, for this company.
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c) What is the minumum number of thing-a-ma-bobs that the company must produce and sell to make a profit? i.e. how many units must be produced and sold for the company to break even. (NOTE: Round your number up.)
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d) Write the profit function, $P(x)$, from producing and selling $x$ thing-a-ma-bobs.
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