If a man walks 14 km/hr instead 10 km/hr, he would have walked 20 kilometers more. The actual distance traveled by him is
A
30 km
B
50 km
C
80 km
D
70 km
Correct Answer: 50 km
ধরি, actual distance x km x + 20/14 = x/10 14x = 10x + 200 14x - 10x = 200 x = 200/4 x = 50