Answer all of monday and i will give you brainliest and points. i am legit confused.

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

The random variable x is defined as the number marking the sector in which the arrow lands when the spinner in the diagram is spun once.