How many vans are needed for a field trip if there are only 6 students in a van? The total number of students for the trip is 118 and there are four teachers joining that trip.

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?

Two terms in a geometric sequence are a5=15 and a6=1 what is the recursive rule that describes the sequence?