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Mathematics, 22.02.2021 08:10 samantha9430

A roller 2 m long has a diameter 140 cm. To level a play ground it takes 350 complete revolutions. Determine the cost of levelling the playground at the rate of 75 paise per square meter.

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A roller 2 m long has a diameter 140 cm. To level a play ground it takes 350 complete revolutions. D...
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