Teacher: Agar 1 aam ke ped par 10 kele lage hain, aur unme se 7 amrood tod liye to kitne angoor bache?
Student: Sir 9 Haathi
Teacher: Wah tumhe kaise pata chala?
Student: Sir kyunki main aaj lunch mein gobhi ki sabzi laya hoon.
Moral of the Story: Roz brush karo warna petrol mehnga ho jayega…