Perfect Floors Carpeting is hired to lay down carpet in k rooms of equal size. Perfect Floor's fee can be calculated by the expression kAlw, where k is the number of rooms, A is the cost per square foot of the carpet in dollars, l is the length of each room in feet, and w is the width of each room in feet. If the customer chooses to use more expensive material for the carpet, which of the factors in the expression would change?

evgeniya64    3   12.07.2021 14:58    0