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2015-12-22T20:45:30+05:30

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Let the breadth be x m
Length will be 2x m
A/q,
2H (L +B) = 120 m²
⇒2×4 (2x +x) =120
⇒3x = 120/8 =15
⇒x =5
Breadth = 5m
Length = 5×2 = 10m
so, Area of the floor = L×B
                                 = 10×5
                                 = 50 m²
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