document.write( "Question 1098112: A room has three lightbulbs. Each one has a 10% probability of burning out within the month. Write the probability as a percentage rounded to one decimal place. \r
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Algebra.Com's Answer #712537 by emathwizard(1)\"\" \"About 
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3 lightbulbs have a 10% probability of burning out, so there's a 30% probability of at least ONE of 3 burning out. \r
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