A 360-m-long train passes a man travelling at a speed of 9 km/h, in the opposite direction, in 16 seconds. How long (in seconds) will it take to completely cross another train of length 240 m travelling at a speed of 45 km/h, in the same direction?

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.