Brad is cutting construction paper into rectangles for a project. He needs to cut one rectangle that is 6 inches × 13 1/2 inches. He needs to cut another rectangle that is 10 1/3 inches by 10 1/2 inches. How many total square inches of construction paper does Brad need for his project?

Can someone me and plz do the problem

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

Atorch and a battery cost 2.50 altogether.the torch costs 1.50 more than the battery.what fraction of the total price is the torch? give your answer in its simplest form.