Question: I was told my calculation for diameter is incorrect, need corrections! Thanks! 5 - 1 3 A smoking lounge is to accommodate 1 5 heavy

I was told my calculation for diameter is incorrect, need corrections! Thanks! 5-13 A smoking lounge is to accommodate 15 heavy smokers. The minimum fresh air requirement for smoking lounges is specified to be \(30\mathrm{~L}/\mathrm{s}\) per person (ASHRAE, Standard 62,1989). Determine the minimum required flow rate of fresh air that needs to be supplied to the lounge, and the diameter of the duct if the air velocity is not to exceed \(8\mathrm{~m}/\mathrm{s}\).
I was told my calculation for diameter is

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