RRB NTPC CBT I 4 Jan 2021 Shift 2 Paper

Question : 71 of 100

Marks: +1, -0

Driving his car at the speed of 30 km/h Vinod reaches his office 5 min late. If his speed is 40 km/h, he reaches the office 3 min early. Find the distance he travels between his residence and his office.