AP EAMCET Engineering 26 Apr 2017 Shift 1 Paper

A bird is tossing (flying to and pro) between two cars moving towards each other on a straight road. One car has speed of 54 kmh−1 while the other has the speed of 36 kmh−1. The bird starts moving from first car towards the other and is moving with the speed of 36 kmh−1 when the two cars were separated by 36 km. The total distance covered by the bird before the cars meet each other is