A room is 8.5 m long, 6.5 m broad and 3.4m high. It has two doors, each measuring 1.5m by 1m , and two windows, each measuring 2m by 1m.Find the cost of painting its four walls at Rs 4.60 per square metre.
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2(8.5+6.5)3.4 - 2×1.5×1+2×2×1
2(15)3.4. - 3+4
2×51 - 7
102 - 7
95m²
then 95×4.6
=437Rs
2(15)3.4. - 3+4
2×51 - 7
102 - 7
95m²
then 95×4.6
=437Rs
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I sure that my answer is correct
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