Quantity of air to be circulated to underground workings where \(150\) workers are employed in a largest shift and daily production is \(500\) t will be
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Mine ventilation quantity is the greater of
\[
\boxed{
6\ \mathrm{m^3/min\ per\ person}
\quad\text{or}\quad
2.5\ \mathrm{m^3/min\ per\ tonne/day}.
}
\]