A man performs 1/2 of the total journey by rail, 1/3 by bus and the remaining 6km on foot. His total journey is
Options:  A) 16km  B) 10km  C) 12km  D) 24km  E) 36km
36kmxplanation:   Let the journey be x km   Then, 1x/2 + 1x/3 +6 =x   5x +36 =6x   X = 36km   Answer: Option 36km
<result>E</result>
A man performs 1/2 of the total journey by rail, 1/3 by bus and the remaining 6km on foot. His total journey is