<prompt> Translate the following text to EnglishEPA ilitumia hali mbili katika kufika kwa gharama ya makadirio ya vifaa vya majaribio ya kutekeleza Utaratibu wa Majaribio ya Shirikisho ya Ziada.  <response>: EPA used two scenarios in arriving at the estimated cost of test facilities implementing the Supplemental Federal Test Procedure. 