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"A readroller (in the shape ar a cylinater) has a diameter \\( 07 \\mathrm { m } \\) and its width is \\( 12 \\mathrm { m } \\).\nTind the least number of revolutions has a diameter \\( 07 \\mathrm { m } \\) and its width is \\( 12 \\mathrm { m } \\).\nplayground of size \\( 120 \\mathrm { m } \\) by \\( 44 \\mathrm { m } \\)."

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