the four walls of the room are 6 metre long 3 M broad and 3.5 metre height are to be painted if the rate of painting is rupees 650 per metre square find the total cost of
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Answer:
Area of 4 walls = 2h (I+b)
= 2x3.5 (6+3) = 7x9=63m2
cost of painting = 63x650= Rs40950. Ans
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Step-by-step explanation:
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