Question

Carl Heinz is placing filing cabinets on an office wall. Each cabinet is 3 1/2 feet wide and the wall is 21 feet long How many cabinets can be placed on the wall?

Answer 1

Carl has a to arrange 3 1/2 feet long cabinets on a wall that is 21 feet long. This means Carl has to divide the entire wall into 3 1/2 feet and see how many of those can fit into it. The solution is shown below;