<prompt> Translate the following text to EnglishMkataba wa benki ya Marekani na benki ya Marekani wa thamani ya bilioni 60 ulichukua wiki tatu na kampuni hizo zilifanya uchunguzi wa kutosha katika siku tatu.  <response>: The 60 billion NationsBank-BankAmerica deal took three weeks, and the companies did due diligence in three days. 