There are 8 parents and 43 students going on a school trip. two groups are made, a large one with thirty students and five parents, and a small group with 13 students and three parents. how many different ways can be the parents be chosen for the small group? how many ways can the students be chosen for the large group if stefan and dylan must be in the small group? how many ways can the groups be arranged if reena and both her parents must be in the small group?

Someone answer asap for ! a ball is rolled down a ramp. the height, f(x), in meters, of the ball x seconds after it is released is modeled by the function f(x) = x²- 10x + 25 for all values of x from 0 to 5. which statement about the ball is true? a. the maximum height of the ball is 5 meters b. the height of the ball increases from 0 to 5 meters above the ground. c. the ball has traveled 5 meters when it reaches the bottom of the ramp. d. the ball has been traveling for 5 seconds when it reaches the bottom of the ramp