Răspuns :
/___/ a doua zi
/___/___/+13 prima zi
Suma 124
124-13=111 ( valoare segmentelor egale)
1+2=3 segmente egale
111:3=37 a doua zi
37×2+13=74+13=87 prima zi
V 87:37=2 rest13
37+87=124
/___/___/+13 prima zi
Suma 124
124-13=111 ( valoare segmentelor egale)
1+2=3 segmente egale
111:3=37 a doua zi
37×2+13=74+13=87 prima zi
V 87:37=2 rest13
37+87=124