Math Test

Customer: I want 10lbs of crab legs.

Me: Here ya go!

Customer: Those are two bags.

Me: Yes, ma’am. I can only fit 5lbs into each bag.

Customer: Then I’m getting charged more?!

Me: No, it’s by the pound.

Customer: I know it’s by the pound. You’re charging me twice!

Me: Each bag is 5lbs. Two of them is 10lbs.

Customer: I don’t want it!

(She storms off)