Solve.
4.75 x $2.20 =
$9.45
$10.55
$9.55
$10.45

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Need on this one asap im almost done with this subject

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