The average seat fare for a flight is $450. If the distribution of fares is approximately normal with a standard deviation of $85. Find the probability that a randomly selected seat fare is more than $500.

How to solve it, please?

You purchased 8 pounds 10 ounces of candy from a candy shop. you want to split it equally among 3 classrooms at a local school.

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

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account