Răspuns :
Se afla printr-o regula de trei simpla:
3000.....100 %
2400.....x %
x=2400*100/3000=80 %
3000.....100 %
2400.....x %
x=2400*100/3000=80 %
3000---------2400
100 ------------x
---------------------------------
x =2400*100/3000 =80 % femei
100 ------------x
---------------------------------
x =2400*100/3000 =80 % femei