Dhora remuZimbabwe rafuma rakadonha zvakanyanya mushure mekunge gavhuna webhanga guru renyika , reReserve Bank of Zimbabwe , RBZ , VaJohn Mangudya vazivisa neChipiri kuti vavandudza zvekare mutemo panyaya yemari vachiti hurumende haichatare mari inofanira kutengwa kana kutengeswa dhora remunyika pamusika .