Mathematics, 29.06.2019 20:30, ashuntihouston14

Aswimming pool is open for 7\dfrac127 2 1 7, start fraction, 1, divided by, 2, end fraction hours during a day. the pool keeps one lifeguard on duty at a time, and each lifeguard's shift is 1\dfrac121 2 1 1, start fraction, 1, divided by, 2, end fraction hours long. how many shifts are there per day?

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Aswimming pool is open for 7\dfrac127 2 1 7, start fraction, 1, divided by, 2, end fraction hours...