[ANSWERED] 1. The inside diameter of a tube is 1 1/4 inches. The wall of the tube is 0.15625 inch thick. What..

1. The inside diameter of a tube is 1 1/4 inches. The wall
of the tube is 0.15625 inch thick. What is the outside diameter in inches and
fractional parts of an inch?
2. A piece of PVC pipe 2 feet 3 inches long is cut from a
10-foot piece. How much pipe is left?