A fast local train takes 30 minutes less than a slow local train for a journey of 60 km. If the speed of the slow local train is 20 km/h less than the speed of the fast local train, what is the speed of the slow local train?

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.