What is four fifths minus two thirds plus one sixth

What is the percent of increase for a population that changed from 438,000 to 561,000

Select the number of ways in which a line and a circle can intersect

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.