Lisa and debbie are hiking up the same mountain trail they start their hike from different points on the trail lisa’s elevation from the base of the mountain in the relation to the time since she began hiking is shown in the table

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?