Marilyn decides to go to the Safety Harbor Spa for a day of pampering. She is treated to a hot stone massage ($85), a manicure and pedicure ($75), and a haircut ($100). Represent the costs of the individual services as a row matrix A (in the given order). She decides to tip her masseur 25%, her nail tech 20%, and her hair stylist 15%. Represent the tipping percentages as a column matrix B (in the given order). Multiply these matrices to find the total amount in tips AB she needs to add to her final bill.

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