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Mary is redoing her bathroom floor. Large tiles are 18 square inches and small tiles are 6 square inches. The total area is 960 square feet. How many tiles will she need in all.    18(L)...

Sales y (in thousands of dollars) are related to advertising expenses x (in thousands of dollars) according to y=y(x) = (200x)/(x+10), x>0. Find lim x right arrow 10 y(x). 

While driving a car, AJ honks the horn every 5 seconds. Hitch is standing by the side of the road, and hears the honks of the oncoming car every 4.6 seconds. The speed of sound is 330 meters...

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