Teacher: If I gave you 2 rabbits, and another 2 rabbits and another 2, how many will you have?
Pappu: Seven Sir.
Teacher: No, listen carefully. If I gave you 2 rabbits, and another 2rabbits and another 2, how many will you have?
Pappu: Seven.
Teacher: Let me put it to you differently. If I gave you 2 apples, and another apples and another 2, how many will you have?
Pappu: Six. Teacher: Good. Now if I gave you 2 rabbits, and another 2 rabbits and another 2, how many will you have?
Pappu: Seven!
Teacher: Where do you get seven from?
Pappu: Because I’ve already got one at home.