One day a young man came to the shoe store and bought a pair of shoes. This pair of shoes cost RM15, selling price is RM21.
The young man took out RM50 to buy these shoes.
But the Shoe store did not have small change, and then the shoe store take the RM50 to his neighbor store to exchange, and return RM29 to young people.
But the neighbor store was later found that RM50 is counterfeit, the shoe store person is desperate, and return RM50 to the neighbor store.
The question now is: how much the shoe store actually lost in this transaction?
who wan mindfucuk?, come poll this math question!