Question

A square room has 405 cu. m of air. the cost of carpeting at a rate of Rs. 55 per sq. m is Rs. 4455. what is the total cost of painting the walls at the rate of Rs? 22.50 per sq. m

Answer 1

Cost of painting for 1 cm² is ₹3So, Total cost is area of painting × per meter cost Area = 60× 60 cm² = 3600 cm² So total cost is 3600 × 3 = ₹ 10800

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