Question

The ratio of oil to vinegar in Cheif Pierre's salad dressing is 7 to 4. How much vinegar should chef Pierre combine with 32 fl oz of oil

Answer 1

Answer: 18
`(2)/(7)` fl oz

Explanation:

Oil : Vinegar

7x 4x

Oil: (7x) = 32

x =
`(32)/(7)`

Vinegar: (4x) =
`((4)32)/(7)`

=
`(128)/(7)`

= 18
`(2)/(7)`