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?
A50 km
B35 km
C40 km
D90 km
Answer:
C. 40 km
Read Explanation:
Relative speed(For opposite direction) = x + y = 6 + 4 = 10 km/h
Distance = Speed x Time = 10 x 4 = 40 km