document.write( "Question 773468: one group there was 7 male and some ladies. probability of chosing two ladies is 1/15. so how many ladies in there group?
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Algebra.Com's Answer #471741 by tommyt3rd(5050)\"\" \"About 
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\"P%282-L%29=%28x%2F%28x%2B7%29%29%28%28x-1%29%2F%28x-1%2B7%29%29=1%2F15\"\r
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\n" ); document.write( "\n" ); document.write( "Which leads to x=-1 or x=3\r
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