Odpowiedzi

2009-12-02T18:07:33+01:00
1. 80%*450=0,80*450=360
2. 25082%=250*0,82=205g
4 3 4
2009-12-02T18:08:28+01:00
1. 80/100 *450 = 36000/100=360

2.82/100 * 250 =20500/100 = 205 g tłuszczu
2 1 2
2009-12-02T18:09:22+01:00
1.
100% - 450
80% - x

x= 450*80/100= 360

2.
100% - 250
82% - x

x=250*82/100=205 g