Altria Profit Aided by Stake in SABMiller  CHICAGO (Reuters) - Altria Group Inc. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=MO.N target=/stocks/quickinfo/fullquote"&gt;MO.N&lt;/A&gt;, on Tuesday  posted higher quarterly profit, as higher income from its stake  in brewer SABMiller Plc &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=SAB.L target=/stocks/quickinfo/fullquote"&gt;SAB.L&lt;/A&gt;, a lower tax rate  and the weak  dollar offset weakness in domestic tobacco and its Kraft food  business.