How many ounces would be required to cover a 4,000-square-foot of the house?
? ounces
If sherwin williams paint costs $1.19 for a 32-ounce can, what is the total cost to paint the house?
$ ?
Set up a proportion:
80 ounces / 1250 sq ft = x ounces / 4000 sq ft
Cross-multiply:
1250 · x = 80 · 4000
1250x = 320,000
x = 320,000 / 1250 = 256 ounces
To find the number of 32 ounce cans:
256 / 32 = 8 cans
8 cans at $1.19 per can = $9.52
+67 
