document.write( "Question 938098: A bin contains 78 light bulbs of which 9 are defective. If 3 light bulbs are randomly selected from the bin with replacement, find the probability that all the bulbs selected are good ones. Round to the nearest thousandth if necessary.
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\n" ); document.write( " 0.692
\n" ); document.write( " 0.885
\n" ); document.write( " 0.721
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Algebra.Com's Answer #571427 by ewatrrr(24785)\"\" \"About 
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p(def) = 9/78, p(good) = 69/78
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\n" ); document.write( "3 drawn with replacement...
\n" ); document.write( "P(all good) = \"+%2869%2F78%29%2869%2F78%29%2869%2F78%29\" = .692
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