If a person walks at 12 km/hr instead of 8 km/hr, he would have walked 20 km more. The actual distance traveled by him is?	Choose the correct answer.
A) 50 km
B) 58 km
C) 60 km
D) 40 km
E) 65 km
Let the actual distance traveled be x km. Then,   x/8 = (x + 20)/12   3x - 2x = 40 =&gt;x = 40 km.   Answer :40 km
<result>D</result>
If a person walks at 12 km/hr instead of 8 km/hr, he would have walked 20 km more. The actual distance traveled by him is?