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Marcus and Juan designed a cap for their racing club. The caps were such a hit that their friends convinced them to start their own business. Total start-up costs are $500. They estimate that it will cost them $3.00 to print each cap. The function C(x)= 500+3x/x...

A man rode a bike for 12 miles and hiked 8. The total time for the trip was 5 hours. If his rate when he was riding a bike was 10mph faster than his rate walking, what was each rate?

Marti produces jackets. There are fixed cost of 510 dollars to set up production, and a variable cost of 39 per jackets. Write an equation that be used to determine the total cost, c(x), encountered by Martis company in producing x jackets and use the equation to find...