Four business class railcars in Acela express has a total capacity of 260 passengers. How many passengers can travel per railcar?

To find the number of passengers that can travel per railcar, we need to divide the total capacity by the number of railcars.

Total capacity = 260 passengers
Number of railcars = 4

Passengers per railcar = Total capacity / Number of railcars
Passengers per railcar = 260 passengers / 4 railcars
Passengers per railcar = 65 passengers

Therefore, each railcar in the Acela express can accommodate 65 passengers.