Will mark me plz a jeweler needed two diamonds of exactly the same weight to make a ring. the first stone she selected weighed 0.642 carat, the second weighed 0.599 carat, and the third weighed 0.625 carat. by how much did the heaviest stone outweigh the lightest? 0.043 carat 0.042 carat 0.041 carat 0.04 carat

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?

What is negative 3/9 times negative 2/8 ?

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.