The manufacturer spent $220,000 in the design process and plans to spend $750,000 in advertising. based on the profit(7.52), how many pairs would have to be sold in order to cover costs?

The inside wheels of a car traveling on a circular path are rotating half as fast as the outside wheels. the front two wheels are six feet apart. what is the number of feet in the path traced by the inside front wheel in one trip around the circle? express your answer in the form "k \pi", where k is an integer.

What is the value of f(x) = 2.2 for f(-2)?

Evaluate the expression for the given value of the variable. | ? 4 b ? 8 | + ? ? ? 1 ? b 2 ? ? + 2 b 3 -4b-8+-1-b2+2b3 ; b = ? 2 b=-2