Two trains of lengths 110 m and 70 m are running towards each other on parallel tracks at speeds of 40 km/hr and 32 km/hr respectively. In what time will they clear each other from the moment they meet?

Ramesh covers 56 part of the total distance by bus and the remaining 36 km by car. What is the total distance of his journey?

A person covers a distance of L km in 12 hours. If he increases his speed by 10 m/s, he covers the same distance in 8 hours. Which of the following statements is/are correct? I. The value of L is 760 km. II. The original speed of the person is 72 km/h.