A cuboid shaped bank locker has length, breadth and height as 50 cm, 50cm and 2 m respectively.It has to be secured by touch sensor system which is done at Rs. 5 per 100 sq. cm. The total cost of security arrangement is

Rs. 1024

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Rs. 1225

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Rs. 2250

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Rs. 1550

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Solution

The correct option is C
Rs. 2250

Total surface area of the cuboidal locker = 2(lb + bh + lh) = 45000 cm³

Total cost to be incurred = Rs. 5x450 = Rs.2250

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A cuboid shaped bank locker has length, breadth and height as 50 cm, 50cm and 2 m respectively.It has to be secured by touch sensor system which is done at Rs. 5 per 100 sq. cm. The total cost of security arrangement is

The correct option is C Rs. 2250 Total surface area of the cuboidal locker = 2(lb + bh + lh) = 45000 cm3 Total cost to be incurred = Rs. 5x450 = Rs.2250

The correct option is C
Rs. 2250

Total surface area of the cuboidal locker = 2(lb + bh + lh) = 45000 cm³

Total cost to be incurred = Rs. 5x450 = Rs.2250