While covering a distance of 35 km, a man noticed that after cycling for 4 hours 15 minutes, the distance covered by him was 43 of the remaining distance. What was his speed (in km/hr, rounded off to one decimal place)?

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.