Question

The length of a boundary wall of 10 m and its height is 3 m there is a great of height 2.5 m and Brett 2 m in the world find the cost of the white washing the wall at the rate of Rs.20 per m^2

Answer 1

Answer:

75 RS

75 is the cost of the white washing th rate.

Answer 2

Answer:

Finding the area for calculating the cost

From the given values,

Area of the wall including the door =length×breadth

=4.5×3.6=16.2m

2

Area of the door =2×1=2m

2

Area of wall excluding door =16.2−2=14.2m

2

Step-2: Finding the cost of white washing

The rate of white washing 1m

2

of the wall is Rs.20

The rate of white washing 14.2m

2

of the wall is =20×14.2=Rs.284

Step-by-step explanation:

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