Which is not a solution of the inequality

(a) 0 (b)2 (c)4 (d)5

What is the number 321,000,000 in scientific notation? also what is the number? ?

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

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.