Solve this problem. Find the number of gallons of paint needed to cover all four sides four sides) of the building shown with two coats of paint if one gallon covers 350 square feet. Disregard windows and doors. Round to the nearest gallon.
Accepted Solution
A:
the complete question in the figure attached
1) calculate the area all four sides A=[12+9+12+9]*8=336 ft²
if 1 gallons---------------------------- > covers 350 ft² X------------------------------------ > 336 ft² X=336/350=0.96 gallons but remember that there are two coats of paint therefore 0.96*2----------- > 1.92------- > 2 gallons