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The cost of moving a circular field at R...

The cost of moving a circular field at Rs. 16 per sq m is Rs. 2464, find :
(i) the total area of the field.
(ii) the radius of the circular field.
(iii) cost of fencing the field at Rs. 12 per metre.

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ICSE-ICSE EXAMINATION PAPER 2020 -SECTION - B
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