Question
5 friends rented 4 bicycles from 5.20 p.m. to 5.50 p.m. and took turns to ride on them. At any time, 4 of them rode on the bikes while the other friend watched. If each of them had the same amount of time to ride, how many minutes did each friend get?
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5 friends rented 4 bicycles from 5.20 p.m. to 5.50 p.m. and took turns to ride on them. At any time, 4 of them rode on the bikes while the other friend watched. If each of them had the same amount of time to ride, how many minutes did each friend get?