Thomas surveyed his class to find the number of pets that each student had. He compiled his results into a probability distribution which is shown. What is the expected number of pets for a student in his class?

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.