Wed 24 Jan, 2007 02:10 pm - - A room is 24 feet long, 18 feet wide, and 9 feet high. How many square yards of wallpaper are needed to paper the four walls of the room? (view)
Wed 24 Jan, 2007 08:38 am - A school has 18 classes with 35 student in each class. In order to reduce the class size to 30, how many new classes mus be formed? (view)
