RRB RPF SI 5 Jan 2019 Shift 3 Paper

Question : 89 of 120

Marks: +1, -0

A person reaches the hospital with a speed of 15 kmph at a delay of 4 minutes from the hostel. If he used to ride a bike at a speed of 20 kmph then it would reach 4 minutes early. Find the distance between the hostel and the college? (in km)