Problema Solution
A bedroom of a person measures 12 1/8 feet by 10 3/8 feet. He wants to put a wallpaper border around the perimeter of the room. How much wallpaper border does he need? Remember the perimeter of a rectangle is the sum of the lengths of the four sides. He will need _____________ feet of wallpaper.
Answer provided by our tutors
12 1/8 = (12*8 + 1)/8 = 97/8
10 3/8 = (10*8 + 3)/8 = 83/8
2(97/8 + 83/8) = 2*(97 + 83)/8 = 45 ft
He will need 45 feet of wallpaper.