Aski gondola carries skiers to the top of a mountain. assume that weights of skiers are normally distributed with a mean of 185 lb and a standard deviation of 45 lb. the gondola has a stated capacity of 25 passengers, and the gondola is rated for a load limit of 3500 lb. complete parts (a) through (d) below.

Which of the following would represent the sum of 3 consecutive integers if x is the first integer?

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer