Answer:
5/12b
Step-by-step explanation:
2/3= 8/12
1/4= 3/12
8/12-3/12= 5/12 then put the b at the end,
5/12 is already in simplest form
Answer:5/12b
It would be 16 minutes because you would divide 80 by 20 and you get 4 so now you multiply 4 by 4 and you get 16