Erin's brother needed new socks for track . When he walked into the sporting goods store, he saw a sign: "Sock Sale---3 for $7.62." as he was about to pay for the socks , he noticed another sign "New tracksocks--2 for $5.28."What was the unit price for each item which was the better bargain?

Situation: . find the substance's half-life, in days. round your answer to the nearest tenth. a 11 gram sample of a substance that's used to treat thyroid disorders has a k. value of 0.1247. enter the correct answer n - noekt done no - initial mass (at time t = 0) n - mass at timet k a positive constant that depends on the substance itself and on the units used to measure time t= time, in days