Respuesta :
(3/4) / 1 = x / (2/3).....3/4 oil to 1 cup vinegar = x oil to 2/3 cups of vinegar
cross multiply because this is a proportion
(1)(x) = (3/4)(2/3)
x = 6/12 reduces to 1/2 cup of oil <===
cross multiply because this is a proportion
(1)(x) = (3/4)(2/3)
x = 6/12 reduces to 1/2 cup of oil <===