Odpowiedzi

2010-02-17T19:58:36+01:00
15minut-----120ml
xminut------1000ml

x=15*1000/120=125minut

125minut=2h i 5min.
2010-02-17T19:59:28+01:00
1l = 1000ml

15min - 120ml
x - 1000ml

120x = 15000 /:120
x = 125minut = 2godziny i 5minut
1 5 1