Jan has a 12 ounce milkshake. four ounces in the milkshakes are vanilla, and the rest is chocolate. what equivalent fractions that represent the fraction of the milkshake that is vanilla

Mariano delivers newspaper. he always puts 3/4 of his weekly earnings in his savings account and then divides the rest equally into 3 piggy banks for spending at the snack shop, the arcade and the subway