A box is constructed out of two different types of metal. The metal for the top and bottom, which are the square, costs $2 per square foot and the metal for the sides cost $5 per square foot. Find the dimensions that minimize cost if the box has a volume of 20 cubic feet.

The function models the number of accidents per 50 million miles driven as a function

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.