Find the area of the four walls of the room whose length breadth and height are 8 metre 6 m and 5 m respectively ignoring the door windows and other openings find the cost of whitewashing the walls @ rupees 7 per square metre
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Answer: rps 6720
Step-by-step explanation:
lxbxh
8x6x5
8x30
=240 sq m of 1 wall
240x4
=960 sq m of 4 walls
960 x 7
=6720 rs
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