Assume that the finishing times in a new york city 10-kilometer road race are normally distributed with a mean of 61minutes and a standard deviation of 9 minutes. let x be a randomly selected finishing time. find (a) p(x> 72)

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?