document.write( "Question 251023: a lot of 10 calculators contains two defective calculators. two are picked at randon from the lot. what is the probability that at least one is defective? \n" ); document.write( "
Algebra.Com's Answer #184527 by JimboP1977(311)\"\" \"About 
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1 in 5 chance. \n" ); document.write( "
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