document.write( "Question 136983This question is from textbook Fundmentals of Alegebraic Modeling
\n" ); document.write( ": In a study of 4000 men who are 60 years old, 2600 were found to be grandfathers. Based on this data, what is the probability of a 60-year old man being a grandfather? \n" ); document.write( "
Algebra.Com's Answer #100253 by checkley77(12844)\"\" \"About 
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2600/4000=.65 OR 65% ARE PROBABLY GRANDFATHERS. \n" ); document.write( "
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