document.write( "Question 805421: Bob is 4 times the age of his grandson. If Bob is 72, how old is his grandson? \n" ); document.write( "
Algebra.Com's Answer #485242 by Alan3354(69443)\"\" \"About 
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Bob is 4 times the age of his grandson. If Bob is 72, how old is his grandson?
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\n" ); document.write( "Divide Bob's age by 4.
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