|_____|_____|_____|_____|
|_____| camasi barbatesti
|___|___|___|___|___| rest 1
|___|___| camasi dama
|___|___|___| camasi copii
16 000 cm = 160m
160 : 4 = 40m un segment initial si metri folositi pt camasi barbatesti
40x 3 = 120 restul 1
120 : 5 = 24 un sg din rest 1
24 x 3 = 72 m folositi pt camasi copii