You drink a cup of coffee with 120 mg of caffeine. Each hour, the caffeine in your system decreases by about
12%. Two hours after you drink the coffee, how much
caffeine will be left in your system?
Round your answer to the nearest hundredth, and
make sure to include units.
Show ALL your work to the left, write your final answer
below!

Will mark determine whether the conjecture is true or false. give a counterexample for any false conjecture. given: points r, s, and t conjecture: r, s, and t are coplanar. a) false; the points do not have to be in a straight line. b) true c) false; the points to not have to form right angles. d) false; one point may not be between the other two.