Question

7. If it costs $1600 to fence a rectangular park of length 20 m at the rate of $25 per m², find the breadth of the park and its perimeter. Also, find the area of the field.

Answer 1

Answer:

Costs 25Rs for each m2

For 1600Rs , area will be 160025=64m If length is 20m, then

breadth = Area/

length=64/20=16/5m=3.2m

Perimeter = 2(length + breadth)

= 2(20+3.2)=46.4m

Answer 2

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