The cost of flooring a square room at Rs-9 per sq- m whose each side is 8 m- isA- Rs-675B- Rs- 676C- Rs-576D- Rs- 72

The correct option is C Rs.576Area of a square = side x side = 8 m x 8 m = 64 m2 Cost of flooring = 64 x Rs. 9 = Rs. 576 ...

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Standard VI

Mathematics

Area of Square

The cost of f...

Question

The cost of flooring a square room at Rs.9 per sq. m whose each side is 8 m, is

Rs.675

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Rs.676

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Rs.576

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Rs.72

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Solution

The correct option is C
Rs.576

Area of a square = side x side

= 8 m x 8 m

= 64 m²

Cost of flooring = 64 x Rs. 9

= Rs. 576

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