<prompt> Translate the following text to EnglishKwa mfano, gharama ya wastani wa watumiaji wa mafuta ya kuosha, ikiwa gharama zote za detergent zinapitishwa kwa watumiaji, hata kwa wazalishaji ambao tayari wanauza petroli iliyoongezwa kabisa, itakuwa 6.  <response>: The cost to the average consumer, if all the cost of the detergent is passed along to the consumer anew, even by those producers who already sell fully additized gasoline, would be 6. 