# What a loss?

Algebra Level 2

A woman purchased a pair of shoes at $20 whose cost price for shopkeeper(SK-1) was$15. She gave him a $100 note. SK-1 was not having change to return. He took change of$100 from the fellow shopkeeper(SK-2). He came back and returned $80 to woman. In the evening, the SK-2 comes back and says " Note which you gave me is fake. Return me my money". SK-1 returns him back$100. How much is the total loss for SP-1 in the whole transaction?

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