9514 1404 393
Answer:
-  $10.08
 -  4200 square meters
 
Explanation:
1. Multiply the tax rate by the sale amount to find the tax:
 0.04 × $251.99 = $10.08 . . . . sales tax on the dresser
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2. The relation can be written as a proportion:
 area/bags = 150 m²/(0.5 bags) = A/(14 bags)
Multiply by 14 bags.
 (14/0.5)(150 m²) = 4200 m² . . . area covered by 14 bags