The cost to a newspaper company for Sunday home delivery is approximately $ 0.68 per newspaper with fixed cost of $ 2,130,000. Write a linear equation that relates the cost C and the number...

The perimeter of a rectangular floor is 180 feet . Find the dimensions of the floor if the length is five times the width.
The floor has a length of ?feet and a width of ? feet.

Trish invests $5,000 in her IRA in a bond trust that pays 9% interest compounded quarterly. Sean invests $5,000 in his IRA in a certificate of deposit that pays 8.9% compound continuously. who...

A store sells cashews for $6.00 per pound and peanuts for $2.50 per pound. The manager decides to mix 20 pounds of peanuts with cashews and sell the mixture for $4.00 per pound . How many...

Use the rational zeros theorem to find all the real zeros of the polynomial function. use the zeros to factor f over the real numbers. f(x)=x^3-5x^2-61x-55???

The Marginal cost of a product can be thought of as the cost of producing one additional unit of output. For example, if the marginal cost of producing the 50th product is $6.20, it cost...