A man performs 1/2 of his journey by rail, 2/5 by bus and the remaining 10 km on foot. His total journey is? Select:
A) 40km
B) 50km
C) 60km
D) 70km
E) 100km
Let the total journey be x km   x/2 + 2x/5 + 10 = x   9x+50 = 10x   x = 50 km   Answer is 50km
<result>B</result>
A man performs 1/2 of his journey by rail, 2/5 by bus and the remaining 10 km on foot. His total journey is?