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Question Number 35880 by NECx last updated on 25/May/18 | ||
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$${Determine}\:{the}\:{intensity}\:{level}\:{of} \\ $$$$\mathrm{12}\:{people}'{s}\:{speech},{if}\:{each}\:{person} \\ $$$${speaks}\:{with}\:{an}\:{intensity}\:{level}\:{of} \\ $$$$\mathrm{60}{dB} \\ $$ | ||