PLEASE HELP ME FAST
these are all the points I have or else I would add more

Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297

20 ! brainliest ! add and simplify your answer.

Which of the following is true about the following construction of a tangent to a circle from a point outside of the circle?