If a person walks at 5 km/hr instead of 4 km/hr, he would have walked 6 km more. The actual distance traveled by him is?	Choose the correct option:
A) 14  B) 20  C) 18  D) 24  E) 21
Let the actual distance traveled be x km. Then,   x/4 = (x + 6)/5   x - 24=&gt;x = 24km.   Answer: 24
<result>D</result>
If a person walks at 5 km/hr instead of 4 km/hr, he would have walked 6 km more. The actual distance traveled by him is?