Question

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23. The inside measurements of a room are 22 metres long and 18 metes broad. Its
walls are 1 m. thick and there is a verandah outside and all round 102
metres wide. Find
cost of paving the verandah with tiles each 4 dm. by 3 dm. and costing Rs. 7 each.
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Answer 1

Answer:

sorry I don't know this answer