A funnel has a diameter of 8in and is 21 in deep. What is the volume of the funnel to the nearest tenth of a unit?

Larry wants to buy some carpeting for his living room. the length of the room is 4 times the width and the total area of the room is 16 square meters. what is the length of the living room

You went to a restaurant and spent $53.25 on the meal. there was a 6% sales tax. what was the amount of money, not including a tip, you spent at the restaurant?

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.