100 students of ages 10 to 12 are randomly selected for a study. Their weights follow the normal distribution with the minimum weight of 32 kg and the maximum weight of 58 kg.

a) What is the range for the mid 95% of the weights?

b) Doctors require to examine a weight loss exercise plan on kids whose weights are in the fourth quartile or the set. Find the minimum weight applicable to this weight loss plan.

c) How many kids will be subject to the weight loss plan?