Răspuns :
3 pachete bisc...........4 pachete nap..........850gr
1pachet bisc=2pachete nap, deci 3 * 2= 6pachete nap
6 pac nap+4pac nap=850gr
10 pac nap=850gr
1pac nap=850/10=85 gr
1pac bisc =2 pac nap , deci 1 pac bisc=2*85=170g
3 pachete bisc...........4 pachete nap..........850gr
1pachet bisc=2pachete nap, deci 3 * 2= 6pachete nap
6 pac nap+4pac nap=850gr
10 pac nap=850gr
1pac nap=850/10=85 gr
1pac bisc =2 pac nap , deci 1 pac bisc=2*85=170g