Subject
Quantitative Aptitude
Topic
Quadrilateral
The ratio between the perimeter and the breadth of a rectangle is 5: If the area of the rectangle is 216 sq.cm, what is the length of the rectangle?
The ratio between the perimeter and the breadth of a rectangle is 5: If the area of the rectangle is 216 sq.cm, what is the length of the rectangle?
ক)
16 cmখ)
18 cmগ)
20 cmঘ)
24 cmExplanation
216sq cm Sorry, your browser does not support inline SVG. 2x + 2y = 5y 2x=3y x=3/2 y again, xy = 216 3/2 y * y =216 y2= 432/3 = 144 y=12cm Length = 3/2 * 12 = 18cmRelated questions
The perimeter of rectangle is 200 meter. The breadth is 1/3 part of the length. What is the length?The area of a rectangle is 460 square meters. If the length is 15% more than the breadth, what is the breadth of the rectangular field?In a garden, there are 10 rows and 12 columns of mango trees. The distance between two trees is 2 meters and a distance of one meter is left from all sides of the boundary of the garden. What is the length of the garden?If a square mirror has a 20 inch diagonal, what is the approximate perimeter of the mirror, in inches?চারটি সমান বাহু দ্বারা সীমাবদ্ধ একটি ক্ষেত্র যার একটি কোণও সমকোণ নয়, এইরূপ চিত্রকে বলা হয়-What is the perimeter of the rectangle, shown at the right?একটি আয়তক্ষেত্রের দৈর্ঘ্য প্রস্থের ৩ গুন । আয়তক্ষেত্রটির ক্ষেত্রফল ৩০০ বর্গমিটার হলে উহার পরিসীমা কত?A piece of 42 cm long copper wire is bent into the shape of rectangle whose width is half of its length. The dimension of the rectangle is: