Sharla opened a savings account with an initial deposit and then deposited $10 each week after that for 20 weeks. She did not withdraw any money during that time. The table shows the amount of money inSharla's savings account at certain weeks after the initial deposit.

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.