Today`s Challenge

A man hires a taxi to meet him at the railroad station at 3pm. to take him to an appointment. He catches an earlier train and arrives at 2 p.m. He decides to start walking, and is picked up in route by the taxi. He arrives twenty minutes early for his appointment. How long did he walk?

A. 45 minutes
B. 50 minutes
C. 24 minutes
D. 36 minutes
E. None

ANSWER
None, he must have walked atleast 60 minutes