Definition of trail for Students. 1  1 : a trace or mark left by something that has passed or been drawn along The dog left a trail of mud on the carpet. 2  2 : a beaten path. 3  3 : a path marked through a forest or mountainous region hiking trails.
The letter E. It is in the word 'week' twice, the word 'year' once and it's not in the word 'day.'.he letter E. The full question may have originally been: What will occur once in a year, twice in every month, 4 times in every week and 6 times each and every weekend?
So on average, the combination of any 3 days occuring 5 times in a calendar month will happen once a year. In any given year, there are only 6 such combinations of days. This is because 2 months with 31 days start on the same weekday.