Paul want so make a square patio in his yard. He has enough concrete to pave an area of 180 square feet. If A represents the area of the patio, and s represents the side length of the patio, use the formula s = √ A to find the length of each side of his patio. Round your answer to the nearest tenth of a foot.

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

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