3. There are toll roads on your way to work each day. You can pay each time at $5/use, or you can purchase a toll pass for $15 which reduces the price to $2/use. How many times do you need to use the toll road before the toll pass is cheaper than pay as you go?

According to a study done by de anza students, the height for asian adult males is normally distributed with an average of 66 inches and a standard deviation of 2.5 inches. suppose one asian adult male is randomly chosen. let x = height of the individual. a) give the distribution of x. x ~ b) find the probability that the person is between 64 and 69 inches. write the probability statement. what is the probability?