1. Two persons are traveling towards each other from point A and B. The distance between A and B is 50 km. It takes 8Hr to meet them. If the speed of a person traveling from A is 4 km/h Read More …
1. Two persons are traveling towards each other from point A and B. The distance between A and B is 50 km. It takes 8Hr to meet them. If the speed of a person traveling from A is 4 km/h Read More …