zach and his friends sold lemonade for three days during the summer. They sold 2.45 gallons on Monday,3.55 gallons on Tuesday, and 3.5 gallons on Wednesday. They sold each gallon for $6.00 . If he wanted to divide the total earnings between him and three friends how much did each one of them receive

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