AP Police SI Exam Prelims 2016 Paper 1 (Mental Ability)

The ratio between the number of first and second class passengers travelling between two railway stations is 1 ∶ 50. The ratio of first and second class fares between the same stations is 3 ∶ 1. If Rs. 13,250 were collected on a day from the passengers between these stations, then the amount collected from second class passengers (in Rs.) is