Mathematics, 08.03.2021 22:40 pillgiing

A sale sign in front of the DVD display in a store says, "Buy One, Get One 1/2 Off." If a customer buys 2 DVDS and one DVD costs $9. what is the true percent discount on two DVDs?

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A sale sign in front of the DVD display in a store says, "Buy One, Get One 1/2 Off." If a customer b...

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