How can a student pass??

How can a student pass the exams?
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 ?????"