Why student fails in exams...?

It's not the fault of the student if he fails, because the year ONLY has 365' days.

Typical academic year for a student

1. Sundays-52, Sundays in a year, you know Sundays are for rest.
Days left 313.

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

Days left 263.

3. 8 hours daily sleep- 130 days GONE..
Days left 141.

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

Days left 126.

5. 2 hours daily for food & other delicacies (chewing properly & swallowing)-means 30days.

Days left 96.

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

Days left 81.

7. Exam days- per year at least 35 days.

Days left 46.

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

Balance 6 days.

9. For sickness- at least 3 days.

Remaining days=3.

10. Movies and functions- at least 2 days.

1 day left.

11. That 1 day is your birthday.

How can you study on that day??????
Balance = 0

"How can a student pass ?????"