Correct Answer: Option E
Let breadth = x metres.
Then, length = (x + 20) metres.
Perimeter =(5300/26.50)m = 200 m.
So, 2[(x + 20) + x] = 200
=> 2x + 20 = 100
=> 2x = 80
=> x = 40.
Hence, length = x + 20 = 60 m.
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