Q). Rajesh has a square plot with the measurement as shown in figure . He want to construct a house in the middle of the plot. A garden is developed around the house at the rate of Rs 50 per $m^2$.

Area of plot= 24*24
                   =576 m²


Area of house= l*b
                      =18*12
                      =216 m^2.


Area of garden= area of plot-area of house
                       =576-216
                       =300 m²

cost of developing the garden=300*55
                                              =16500.

Answer is 216 x 50 or 10,800

10800

answer no. 4

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