India, July 13 -- There was a time when the bicycle was a widespread mode of commutation even in urban centres. I grew up in a city where many students cycled to school, although I was not one of them: I took the school bus. Today, of course, bicycles are rarely used by students in larger cities, especially metros, but there are still places where students ride them to school or college. You may have come across such cyclists when going on a road trip away from busy urban centres.

Here are a couple of such students.

#Puzzle 203.1

A district college lies at the end of a highway. Along the highway are several villages from where students cycle to the college every day. Classes start at 9:30 am, and students by practice know when to set o...