Question

The perimeter of a square field is 18 cm more than the perimeter of a rectangle. The length of the rectangle is 77 cm which is 350% of its width. If a street of width 10 cm surrounds from outside the square, then find the total cost of constructing the street at the rate of Rs. 26 per sq. cm?

Q: Answer-&lt;p&gt;The perimeter of a square field is 18 cm more than the perimeter of a rectangle. The length...

Let the width of the rectangle x cm Then, 350 of x 77 x 77 times 100350 22 cm Perimeter of the rectangle 2length width 2 times 77 22 198 cm Perimeter of the square 198 18 216 cm The sides of the square 2164 54 cm The area of the square field without street 542 sq. cm 2916 sq. cm The area of the square field with street 54 202 sq. cm 5476 sq. cm The area of the street 5476 ndash 2916 2560 sq. cm The total cost of constructing the street 2560 times 26 Rs. 66,560