Why student fails in exam

Why student fails in exam???????

Its not the fault of the student if he/she fails, Because the year has an ONLY 365 days. Typical academic year for a student.

1. Sundays- 52,Sundays in a year, which are rest days. Balance 313 days.

2. Summer holidays-50 where weather is very hot and difficult to study. Balance 263 days.

3. 8 hours daily sleep-means 122 days. Balance 141 days.

4. 1 hour for daily playing-(good for health) means 15 days. Balance 126 days.

5. Two hours daily for food & other delicacies (chew properly & eat)-means 30 days. Balance 96 days..

6. 1 hour for talking (man is a social animal)-means 15 days . Balance 81 days.

7. Exam days per year at least 35 days. Balance 46 days.

8. Quarterly, Half yearly and festival holidays)-40 days. Balance 6 days.

9. For sickness at least 3 days. Balance 3 days.

10. Movies and functions at least 2 days.. Balance 1 day.

11. That 1 day is your birthday.