MAT1000

I havent elected for maths in 11/12 also not very strong at maths but I am thinking about econ hons, is it possible for me to meet the 1st sem requirement in MAT1000(ie Atleast A-).
Also I’ll be applying in the 4th round, My 10 and 12 scores are 79 and 94. Ecas Cricket, Trading, Writing.
Any suggestions?