Mashaal Masha
One gallon of paint will cover 220 square feet of a surface. A room has a total wall area of $w$ square feet. Which equation represents the total amount of paint $P$, in gallons, needed to paint the walls of the room twice?
Difficulty: Hard
A: 

$P=\frac{w}{110}$

B: 

$P=440w$

C: 

\(P=\frac{w}{220}\)

D: 

$P=220w$

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