The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean…

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of12521252chips and standard deviation129129chips.(a) What is the probability that a randomly selected bag contains between11001100and15001500chocolate chips, inclusive?(b) What is the probability that a randomly selected bag contains fewer than11001100chocolate chips?(c) What proportion of bags contains more than11751175chocolate chips?(d) What is the percentile rank of a bag that contains14251425chocolate chips?