Răspuns:
0_1_2_3_4_5_6_7_8_9_10_11_12
0_1_2_3_4_5 =100ha
5_6_7_8_9_10_11_12rest=120ha
0___1___2___3___4___5=120ha
0___________al doilea
________al treilea
100____5/12
?______1/12
1/12=100×1/2:5/12=50×12/5=120ha
1si1/2=3/2din a treia=>a treia 2/2
3/2+2/2=5/2=120ha
120:5=24
24×3=72
24×2=48
R:100;72;48
