Mathematics, 07.03.2020 22:26 emmacox069

A person wearing contact lenses is told to wear them for 3 hours on the 1st day and for 1/2 hour longer on each succeeding day. For how many hours will the person wear the contact lenses on the 10th day?

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A person wearing contact lenses is told to wear them for 3 hours on the 1st day and for 1/2 hour lon...