WHY DO STUDENTS FAIL?

A year has 365 days
Sundays :52
balance :313 summer
holidays:50
bal:263days
8hours daily sleep means 122
days
bal:141days
1 hour daily playing means
15days
bal:126days
2 hours daily foodmeans 30 days
bal:96days
1hr 4 talking means15 days
bal:81days
exam days total in year 35days
bal:46 days
festival 40days
bal:6day
sickness 3days,movies & functions
at least2days,
balance-1day,
that 1 day is Ur birthday
HOW CAN A STUDENT PASS?