The average elavation of the city of new orleans is 0.5m below sea level. the highest point in louisina is drisskill mountain at abouy 163.5m higher than new orleans. how high is driskill mountian? ill

Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.