A family is camping in the center of a circular park with a 6-mi radius. One morning, the family hikes to the border of the park on a path 45° west of north from their campsite. To the nearest tenth of a mile, what is their final position relative to their campsite?

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?