Bill has a bag that contains 7 Florida state quarters, 3 Alabama state quarters, and 5 Georgia state quarters. He will randomly select one quarter. What is the probability that Bill will select a Florida state quarter

Ican figure out 20 shares multiply by $117.98 =2359.6920 shares multiply by $124.32=2486.40then take 40 shares multiply by $128.48=5139.20after that i'm lost any be greatly appreciated.

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655

Apack of gum would be considered a(n) necessity luxury item small ticket item unaccountable expense