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the size of a rectangular field are in ratio 3 is to 4 and its area is 700sq m the cost of fencing it at 25 paise per metre is |
| Answer» <html><body><p>The sides of a <a href="https://interviewquestions.tuteehub.com/tag/rectangular-1180623" style="font-weight:bold;" target="_blank" title="Click to know more about RECTANGULAR">RECTANGULAR</a> field are in the ratio 3 is to 4 if the area of the field is <a href="https://interviewquestions.tuteehub.com/tag/7500-335415" style="font-weight:bold;" target="_blank" title="Click to know more about 7500">7500</a> square metre find the cost of <a href="https://interviewquestions.tuteehub.com/tag/fencing-986522" style="font-weight:bold;" target="_blank" title="Click to know more about FENCING">FENCING</a> the field @ <a href="https://interviewquestions.tuteehub.com/tag/25-296426" style="font-weight:bold;" target="_blank" title="Click to know more about 25">25</a> paise per metre Answer: Step-by-step explanation: The sides of a rectangular field are in the ratio 3 is to 4 if the area of the field is 7500 square metre From the given Let us <a href="https://interviewquestions.tuteehub.com/tag/consider-2017521" style="font-weight:bold;" target="_blank" title="Click to know more about CONSIDER">CONSIDER</a> ratio as 3x:4x which is the length and breadth. Area of rectangle(L*B)=7500 m^2 3x*4x=7500 ==> 12x^2=7500 x^2=7500/12 x^2=625 x=25 Length=4x=100 , Breadth=3x=75 find the cost of fencing the field @ 25 paise per metre circumference of rectangle= 2(L+B)=350m fencing cost= 25p/m Therefore 350*25/100=Rs.87.50thanku</p></body></html> | |