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1doba= 24h=1440min=86400s
kwadrans=15min=900s
10s=1/6min=1/36h
1 doba - 24 godzin - 1440 minut - 86400 sekund
Jeden kwadrans - 1/ 4 godziny - 15 minut - 900 sekund
10 sekund - 1/6 minuty - 1/ 600 godziny