Terrence bought a shirt for $12.59 and backpack for $37.22. if sales tax is 8.25%, which is a reasonable estimate for the amount he paid?

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

Which function has the domain x> -11

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?