Vă rog să mă ajutați
Urgent

Răspuns:
[tex]3/15*75=3*75:15=15kg\\\\7/16*64=7*64:16=28kg\\\\7/18*90=7*90:18=35kg\\\\9/14*84=9*84:14=54kg\\\\5/24*96=5*96:24=20kg[/tex]