Question

A man give 100 rs to shopkeeper and buy for 75₹.a shopkeeper return tha man only 5 ₹. A man silently take the money. Why?

Answer 1

as the man have 100 rs with him and he buy the for 75 rs
now the logic is he don't have 100 rs note
he gave shopkeeper rs 80
and shopkeeper returns him rs 5
and he already kept his 20 rs

please add this to brainy ans.