document.write( "Question 485482: Dear Sir/ Madam.
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\n" ); document.write( "\n" ); document.write( "Three ball bearings are drawn at random from a lot of 500 ball bearings , 10 of which are defective. Find the probability that the ball bearings drawn will be nondefective in drawing (a) with replacement, (b) without replacement?
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Algebra.Com's Answer #332043 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
It's solved at:\r
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