5.20 gallon paint is requires to paint 25,000 boards.
Step-by-step explanation:
First of all we have to make the units same for all the data so,
25,000 boards = 300000 sq inch
Noe,
1 gallon paint covers = 57600 sq inch
[tex]\frac{300000}{57600}[/tex] gallon paint covers = 300000 sq inch
5.20 gallon paint covers = 300000 sq inch
Hence,
5.20 gallon paint is required to paint the 25000 boards ( 300000 sq inch)