Which fraction converts to a repeating decimal number? A. B. C. D. E.

What is the sum of these mixed numbers 2 1/8 + 4 3/8

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

Solve the given system of equations. 2y= -x+9 , 3x-6= -15