room is 5.8 metre long 4.2 metre wide and 3.2 metre height it has one door measuring 1.2×2.5 metre and three windows each measuring 1 metre × .75 metre. find the cost of whitewashing its walls at the rate of30 rupees per square metre. why should you not right on the walls?
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- $-=&_|¶©¿¥™∆
- -&₹7$(-
- &96₹8-
- 8_6₹%
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