в час 360 секунд (60 * 60)
тогда 5000/360 = 2500/180 = 13 160/180 = 13 8/9
6600/360 = 3300/180 = 1650/90 = 18 30/90 = 18 1/3
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в час 360 секунд (60 * 60)
тогда 5000/360 = 2500/180 = 13 160/180 = 13 8/9
6600/360 = 3300/180 = 1650/90 = 18 30/90 = 18 1/3