Question
A man travels 600 km by train at 80 km/hr, 800 km by ship at 40 km/hr, 500 km by aeroplane at 400 km/hr and 100 km by car at 50 km/hr. What is the average speed for the entire distance :
Answer: Option D
Submit Your Solution Below and Earn Points !
Submit Your Solution Below and Earn Points !
Submit Solution