Its V.R. is 4 if rove to advantage, and 3 if rove to disadvantage, and its M.A. is 3.08 and 2.3 respectively.
I V.R yayo ngu -4 ukuba ibhadulele kuncedo, ngu -3 ukuba ubhadulo alunaluncedo, kunye ne M.A yayo ngu -1,08 ne, 3.2 ehloniphekileyo.