A bag contains 10 black chips and 5 white chips. Dexter and Thanh play the following game. Dexter randomly selects

A bag contains 10 black chips and 5 white chips. Dexter and Thanh play the following game. Dexter randomly selects one chip from the bag. If the chip is​ black, Dexter gives Thanh ​$7. If the chip is​ white, Thanh gives Dexter ​$10.

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