1/3 10
|__________|__|________|__________|
1/3 10
|_____|__|_____|_____|
1/2 15
|_____|__|___|
50
|___|
seara :50+15=65
65+15 =80 covrigi
la pranz :(65×2+10):2 =70
70+10=80 covrigi
dimineata :(210+10):2=110
110+10 =120 covrigi
120+80+80+50=330 covrigi in total