To decorate a cake, you make a shade of purple icing using 2 drops of red food coloring for every 3 drops of blue. for 12 drops of red food coloring, how many drops of blue food coloring would you need?

Brent wants to know what is 5 x 1/2

Match each inequality to the number line that represents its solution

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