If you mean 1 insted of i it would be a 1/12 or a twelef
I believe that I spelt some words wrong so double check
Okay act like 6:8 is 6/8 you could either simplify the fraction or multiply to make it bigger
3:4 (divide by 2)
12:16 (multiply by 2)
18:24 (multiply by 3)
24:32 (multiply by 4)
Passed/total=84/105=4/5=C