Answer:
He will need 6 gallons of painting to paint the whole fence.
Explanation:
Since 3/4 gallon of paint covered 1/8 of the fence, we have to multiply 3/4 by 8 in order to find the number of gallons that will paint the whole fence (because 8 x 1/8 = 1)
x
=
= 6
Hope this helps!