ollie is making salad dressing. He mixes 1 part vinegar to 2 parts oil. Ollie makes 450mls of salad dressing. how much oul does he use​

let one part =x

part of vinegar= x

part of oil =2x

part of oil +part of vinegar = 450ml

2x+x=450

3x=450

x=450/3

x=150

part of vinegar=150ml

part of oil= 300ml

the answer is y = 11.54

hope this : )

the answer is 21%.