Question : A man covered a distance of 42 km in 5 hours. He covered part of the journey on foot at a speed of 6 km/h and part of the journey by bicycle at a speed of 10 km/h. How much distance did he walk on foot?

Option 1: 18 km

Option 2: 15 km

Option 3: 10 km

Option 4: 12 km

Question : A man has to be at a certain place at a certain time. He finds that he shall be 20 minutes late if he walks at 3 km/hr speed and 10 minutes earlier if he walks at a speed of 4 km/hr. The distance he has to walk is:

Option 1: 24 km

Option 2: 12.5 km

Option 3: 10 km

Option 4: 6 km

Question : Directions: A man walks 7 km towards the north before taking a left turn and walking a further 5 km then he takes a left turn and walks 15 km. Finally, he takes a left turn again and walks 5 km. How much distance is he away from the starting point?

Option 1: 8 km

Option 2: 12 km

Option 3: 15 km

Option 4: 22 km