Question

Larry wants to buy some carpeting for his living room. The length of te room is 3 times the width and the total area of the room is 12 square meters. What is the length of the living room?

Answer 1

Divide the length of the room into thirds. Each third now has the same length and width, and is 12/3 m² = 4 m² = (2 m)².

The length of the room is 3*2 m = 6 m.