Question

the wire needed, for four rounds of fencing around a rectangular ground of length 235 m, is 3.2 km. What is the breadth of the ground.
options :
(1) 165 m ,(2) 155m , (3) 175m ,
(4) 170m

Answer 1

answer is 165
hope it helps

Answer 2

4(perimeter) = 3200 m

4[2(l + b)] = 3200

8(l + b) = 3200

235 + b = 400

b = 165m

Hope it helps.

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