Acar rental company offers two plans for renting a car. plan a.30 dollars per day and 19 cents per mile plan b.50 dollars per day with free unlimited mileage for what range of miles will plan b save you money

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

Lana's family entered a 5-kilometer race lana's average step length is about 0.5 meter how many steps will she need to take the finish

Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6