Mindy was counting the money she received for her birthday. Her mom and dad gave her $50. From her aunt she received $16. From her uncle she received $18. Her friends gave her $18, $15, $20 and $25.

What is the range in the amount of money Mindy received?

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.