MCI Offers to Pay Part of States' Claims  NEW YORK (Reuters) - MCI Inc. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=MCIP.O target=/stocks/quickinfo/fullquote"&gt;MCIP.O&lt;/A&gt; has offered to pay  states from 2 cents to 30 cents on the dollar to settle charges  it owes them as much as \$2 billion in back taxes, people  familiar with the matter said on Thursday.