The diameter of a soda can is 4 3/4 inches. What is the total length of the diameters in inches of 3 of these cans? A. 7 3/4 inches
B. 12 3/4 inches
C. 15 inches
D. 14 1/4 inches
please show work

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