document.write( "Question 304941: Suppose Batman is at most 4 years younger than Superman and at least twice Robin’s age. If b, s, and r are the ages of Batman, Superman, and Robin respectively, which inequality describes their ages?\r \n" );
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document.write( "A. 2r b s - 4 \n" );
document.write( "B. 2r b s + 4 \n" );
document.write( "C. 2r b < s + 4 \n" );
document.write( "D. 2r < b < s - 4 \n" );
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