Daniel had $25 to spend at the fair. if the admission to the fair is $4 and the rides cost $1.50 each, what is the greatest number of rides daniel can go on?

How to solve it and what thw answer is

Having a hard time understanding this question (see attachment).

Which is the correct first step in finding the area of the base of a cylinder with a volume of 26x cubic meters and a height of 6.5 meters? v=bh 6.5=b(26x) v=bh v=26pi+(6.5) v=bh v=26pi(6.5) v=bh 26pi=b(6.5)