Situation: A 48 gram sample of a substance that's
used for drug research has a k-value of
0.1371.
Find the substance's half-life, in days.
Round your answer to the nearest tenth.
Enter the correct answer.
N = Noe
-kt
DONE
No = initial mass (at time t = 0)
ĐOO
GO
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

The cost for an uberi is $2.50 plus $2.00 mile. if the total for the uber ride was $32.50, how many miles did the customer travel?

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?

(05.02)a farmer has decided to divide his land area in half in order to plant soy and corn. calculate the area of the entire area so he knows how much soil is needed. a parallelogram with a height of 6 yards and side length 9 yards. the height forms a triangle with the slanted side of the rhombus with a base of 2.5 yards. rhombus is split into a soy half and a corn half. each bag of soil covers 40 square yards. how many bags should the farmer purchase?