Question

The perimeter of a square field is 22 cm more than the perimeter of a rectangle. The length of the rectangle is 45 cm which is 250% 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. 20 per sq. cm?

Q: Answer-&lt;p&gt;The perimeter of a square field is 22 cm more than the perimeter of a rectangle. The length...

Let the width of the rectangle x cm Then, 250 of x 45 x 45 times 100250 18 cm Perimeter of the rectangle 2length width 2 times 45 18 126 cm Perimeter of the square 126 22 148 cm The sides of the square 1484 37 cm The area of the square field without street 372 sq. cm 1369 sq. cm The area of the square field with street 37 202 sq. cm 3249 sq. cm The area of the street 3249 ndash 1369 1880 sq. cm The total cost of constructing the street 1880 times 20 Rs. 37,600