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Mathematics, 20.09.2021 04:00 sickboi

A quality control manager at a factory selects 7 lightbulbs at random for inspection out of every 400 lightbulbs produced. At this rate, how many lightbulbs will be inspected if the factory produces 20,000 lightbulbs? A) 300
B) 350
C) 400
D) 450

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A quality control manager at a factory selects 7 lightbulbs at random for inspection out of every 40...

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