question_answer

A person travels 3.5 km from place A to place B. Out of this distance, he travels \[1\,\,\frac{2}{3}\]km on bicycle, \[1\,\,\frac{1}{6}\]km on scooter and the rest on foot. What portion of the whole distance does he cover on foot?

A)  \[\frac{3}{19}\]                        

B)  \[\frac{4}{11}\]

C)  \[\frac{4}{21}\]

D)  \[\frac{5}{6}\]

E)  None of these