Answer: the ratio of gallons of blue paint to gallons of yellow paint that will make the same shade of green is 5/9
Explanation:
The housepainter mixed 5 gallons of blue paint with every 9 gallons of yellow paint in order to make a green paint.
To determine the ratio of gallons of blue paint to gallons of yellow paint that will make the same shade of green, we will divide the gallons on blue paint required by the gallons of yellow paint required. It becomes
The ratio is 5/9 = 5:9
It means that for every 5 gallons of blue paint, 9 gallons of of yellow paint is required