Answer: 4
Step-by-step explanation:
19 (Starting cost) - 5 (Admissions cost) = $14 (remaining money for rides)
14 / 3 (Remaining money divided by cost of each ride, 3 dollars) = 4.6 Rides. Since you can't ride 4.6 rides (.6 of a ride) you would round down to only 4 rides.