A thief saw a policeman from a distance of 300 m and started running. At the same time, the policeman started chasing the thief. If the speed of the thief is 12 km/h and that of the policeman 15 km/h, then the distance (in km) covered by the policeman to catch the thief is:

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.