A hall, 20 m long and 15 m broad, is surrounded by a verandah of uniform width of 2.5 m. The cost of flooring the verandah at Rs. 3.50 per square metre is
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Given,
Length of Hall = 20m
Breadth of Hall = 15m
The hall was surrounded by a verandah of width 2.5m
Since, The hall is Surrounded by verandah
So, Additional increase in length will be
→
Now,
Total Area = Area of Hall + Verandah
→
→
→
Area of Hall = l×b
→
→
Area of Verandah = Area of Total Room - Area of Hall
→
→
Area of Verandah =
Rate of 1 sq.mt for flooring = Rs. 3.50
Rate of 200 m² = 200 × 3.50
→
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