anyone good at math? here's an easy one but im dum so please help will give brainliest
In order to get a certain shade of blue paint, a mixer must have 5 parts white paint to 3 parts blue.

If 4 gallons of paint must be mixed, how many gallons of white paint must be used?

3.7 gallons
2.5 gallons
1.5 gallons
1.9 gallons