3) Roseville Academy has a teacher to student ratio of 2 to 9. If there are 30 teachers, how many students attend the academy? a. 15 students
b. 60 students
c. 135 students
d. 150 students

Acable car begins its trip by moving up a hill. as it moves up, it gains elevation at a constant rate of 50 feet/minute until it reaches the peak at 2,000 feet. then, as the car moves down to the hill’s base, its elevation drops at the same rate.

Which equation represents the partial sum of the geometric series?

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.