Ashley is diving in the ocean. she wants to reach a coral reef that is 60 feet below sea level; that is, the reef’s elevation is -60 feet. she decides to safely descend to the reef from the ocean’s surface in increments of 10 feet. answer the following questions to learn more about ashley’s rate of descent.

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?