Break-Even Analysis Gymnast Clothing also manufactures expensive soccer cl...

Break-Even Analysis Gymnast Clothing also manufactures expensive soccer cleats for sale to college bookstores in runs of up to 500. Its cost (in dollars) for a run of x pairs of cleats is

C(x) = 3,000 + 8x + 0.1 (0 ≤ x ≤ 500).

Gymnast Clothing sells the cleats at $120 per pair. Find the revenue and profit functions. How many should Gymnast Clothing manufacture to make a profit?