Plz answer
this question is based on the following circle graph. the graph represents the results of a survey in which 400 people were asked to identify the tv channel on which they preferred to watch the evening news
wkod 13%
wanr 22%
wclm 24%
wwcn 44%
how many preferred wclm ?
a. 96
b. 100
c. 24
d. 88

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?