A swimming pool is open for 7\dfrac127
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7, start fraction, 1, divided by, 2,...
Mathematics, 02.10.2021 04:30 gwendallinesikes
A swimming 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
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1, start fraction, 1, divided by, 2, end fraction hours long.
Answers: 3
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