David is applying to adopt some pet mini-dragons. The Main Street Dragon Rescue requires that new pet owners have at least 3 1\2 square feet of yard space per EACH mini-dragon thay adopt. If david has 12 1\2 square feet of yard space, then how many mini-dragons will he be allowed to adopt? (round down to the nearest whole dragon!)

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