A statistics professor with too much time on his hands weighed each

A statistics professor with too much time on his hands weighed each M&M candy in a bag of 465 plain M&M candies.

a. One of the 465 M&Ms weighed 0.776 gram and it was heavier than 25 of the other M&Ms. What is the percentile of this particular value?

b. One of the 465 M&Ms weighed 0.876 gram and it was heavier than 322 of the other M&Ms. What is the percentile of this particular value?

c. One of the 465 M&Ms weighed 0.856 gram and it was heavier than 224 of the other M&Ms. What is the percentile of this particular value?