Question

E The length and breadth of a rectangle are in the ratio 9:7.\fits length is 143, find the breath
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Answer 1

Answer:

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Answer 2

Answer:

Let the length of the field be 9x and breadth be 5x.

9x×5x=14580

45x2=14580

x2=324

x=18

Hence, length=162m and breadth=90m.

Perimeter = 2(l+b)=2(162+90)=2(252)=504m

Therefore,

Cost of fencing = 504×3.25=1638 Rs.