The length of a rectangular field is 25% more than its breadth. if the total cost of fencing the field at the rate of rs. 40 per metre is rs. 9000, what is the length of that field?
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Length is 1.25 times of breadth (25% of breadth);
Circumference of the field is=2(1.25b+b)=5b;
Per mtr cost is Rs.40; and total cost is Rs. 9000;
Total length of the field(circumference)=9000/40=225mtr;
5b=225 mtr
b=45 mtr
length=1.25*45=56.25 mtr
Circumference of the field is=2(1.25b+b)=5b;
Per mtr cost is Rs.40; and total cost is Rs. 9000;
Total length of the field(circumference)=9000/40=225mtr;
5b=225 mtr
b=45 mtr
length=1.25*45=56.25 mtr
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