Amit & Sumit start walking from same point in opposite directions at the speed of 6 km/h and 4 km/h, respectively. How far will they be from each other after 4 hours?
Answer & explanation
Correct answer: option 3
Relative speed = 6 + 4 = 10 km/h
Time taken to cross each other = 4 hours
Total distance = Speed × Time
So , Distance = 10 × 4
= 40 km/h