bhism ke pashchatap ke kavi hai
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Required Answer:-
Let the length be l and the breadth be b.
According to question,
➙ Length = Breadth + 4
➙ l = b + 4
➙ l - b = 4 --------(1)
Now, A change was made which increased the area by 27 m². Initially the area will be lb and now it will be (l + 1)(b + 1).
Then,
➙ (l + 1)(b + 1) = lb + 27
➙ lb + l + b + 1 = lb + 27
➙ l + b + 1 = 27
➙ l + b = 26 --------(2)
Adding equation (1) and (2),
➙ l + b + l - b = 30
➙ 2l = 30
➙ l = 15 m
Then,
➙ b = 26 - 15 = 11 m.
Hence:-
The original area of the floor will be::
= lb
= 15 × 11 m²
= 165 m²
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bhism ke pashchatap ke kavi hai praveen shukla
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