Situation: A 48 gram sample of a substance that's used for drug research has a k-value of 0.1325. N = Noe -kt No = initial mass (at time t = 0) N = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days Find the substances half-life , in days.
Round Answer to the nearest tenth

b

step-by-step explanation:

answer: the 4 kilogram bag

step-by-step explanation: this is because if you divide the number of kilograms into the total it will tell you how much each individual kilogram would be worth. 2 kilos is 7 and change 3 would be around 6 ish and the 4 kilo would be 4.6 and change and the 5 kilos would be like 4.88

i belive those are the ones that are under 90 degreese.

is this part of a question or something