Juice is in the ratio of 2 parts concentrate to 1 part water. i have 9 gallons of juice. how much water must be added to make the juice in the ratio of 1 part water

He letter p on the number line below represents the number . (use the hyphen for negative numbers and write answer as a decimal, such as –7.2) number line from negative 7 to positive 7 in increments of 0.5 is shown. only the whole numbers are labeled. a point labeled p is placed at the eleventh tick mark to the left of 0.