The solution to the problem is as follows:
Area=h×w
1(1/2) = h × 2 (1/4)
⟹3/2 = h × 9/4
h = 3/2 ÷ 9/4
Therefore, the height will be 2/3 yards if we use all the blue paint.
I hope my answer has come to your help. Have a nice day ahead and may God bless you always!