If a person walks at 20 km/hr instead of 10 km/hr, he would have walked 20 km more. The actual distance traveled by him is:  Choose the correct choice from the following answers.
A) 20 km  B) 56 km  C) 60 km  D) 70 km  E) 80 km
Let the actual distance travelled be x km.   x/10 = (x+20)/14   20x = 10x + 200   10x = 200   x = 20 km.   answer :20 km
<result>A</result>
If a person walks at 20 km/hr instead of 10 km/hr, he would have walked 20 km more. The actual distance traveled by him is: