Renuka has a square plot with the measurement as shown in the figure. She wants to construct a house in the middle of the plot. A garden is developed around the house. The total cost of developing a garden around the house at the rate of ₹ 55 per m2 is
₹.17875
The side of the square plot is 25m, length and breadth of the rectangular region is 20m and 15m respectively.
Area of the square plot = side2=252=625sq.m.
Area of the rectangular region = length × breadth
⇒20×15=300 sq.m.
area of the garden = 625 - 300 = 325 sq.m.
Cost of developing the garden = Area × Rate per sq.m
⇒325×55=₹. 17875