The total quarts of paint D'Naisa mix to form her favorite shade of orange paint is 7.5 quarts.
Convert pints to quarts
1 pints = 0.5 quarts
3 pints = 1.5 quarts
Convert gallon to quarts
1 gallon = 4 quarts
Total quarts of paint D'Naisa mix = orange + yellow + red
= 4 quarts + 2 quarts + 1.5 quarts
= 7.5 quarts
Therefore, the total quarts of paint D'Naisa mix to form her favorite shade of orange paint is 7.5 quarts.
Learn more about total gallon:
https://brainly.com/question/26007201
#SPJ1