what is the cost of painting a rectangularboard of 100cm and 200cm at rate of$ 9per square meters
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$9×2=$18 is the required answer.
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Length of board (L) = 100cm = 1m
Breadth of board (B) = 200cm = 2m
Area of rectangular board = L × B
= 1m × 2m
= 2 m²
Cost of painting= $9 per m²
Therefore cost of painting whole board = 9 × 2 = $ 18
Hope my answer helps u.
Breadth of board (B) = 200cm = 2m
Area of rectangular board = L × B
= 1m × 2m
= 2 m²
Cost of painting= $9 per m²
Therefore cost of painting whole board = 9 × 2 = $ 18
Hope my answer helps u.
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