A man sold an article at a gain of 15%. Had he bought it at 10%less and sold it for 14 Rupees less, he would have gained 20% find the price of the article

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

Solve 3x-18=2y and 5x-6y=6 by elimination show work

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