10. Mrs. Rivera's business is gown rental and sale. She decided one day that she would display her 10 newest gowns in her shop's window to attract customers. If she only had 5 mannequins and planned to change the set of gowns every 2 days, how many days willl have to pass before she runs out of a new set to display? a.505 b. 504 c. 503 d. 502
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