Question

the length and breadth of a rectangular field are in the ratio 7:4. a path 4 m wide running all around out side it has an area 416m^2 then the perimetre of the field is

Answer 1

Answer:

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is isthe length be 7x m and breadth be 4x m. ATP, (7x+8)*(4x+8) = 416 m^2. By solving, x = 2.3 (approx). So, breadth 4x = 2.3*4 m = 9.2 m . Ans.