samajh tujhe 10 laddu diye

Sir: samajh tujhe 10 laddu diye.
Student: Mujhe….???????
Sir: samajhne me tere bap ka kya jata hai..
Usme se 5 laddu maine le liye to bata tere pas kitna bacha…????
Student: 20.
Sir: kaise…????
Student: samajhne me tere bap ka kya jata hai.!!!!
TEACHER SHOCKED
STUDENT ROCKED