Exam 20: Working With Feet and Inches

Express 5 feet 5 inches in inches.

Express 31 inches as feet and inches.

Dimensions expressed in combined feet and inches can usually be added by simply adding the feet, adding the inches separately, and then expressing the inches as a combined value of feet and inches.

If 5 1/2 inches are cut off one end of a 9-foot length of lumber, what length remains?

Express 7 feet 5 3/4 inches as inches.

For more complex problems, it is often easier to express all dimensions in inches.

Express 155 1/2 inches as feet and inches.

What is the perimeter of a room 12 feet 8 inches wide and 18 feet 2 inches long?

How much would have to be cut from the end of a 12-foot piece of lumber to leave a piece 4 feet 9 inches long?

If a girder is placed in the center of a 26-foot 2-inch span, what is the dimension from one end of the span to the centerline of the girder?