1) 1 familie consuma 3 paini
a 2-a cu 2 paini mai mult, inseamna ca 2+3=5 paini
total 3+5= 8 paini intr-o zi consuma 2 familii
iar intr-o saptamana 8×7=56 paini
2) trandafiri vor fi 5×9=45
frezii vor fi 6×7=42
total flori=45+42=87 fllori
3) 8 perechi de porumbei, insemna ca sunt 16 porumbei
fiecare are cite 2 pui 16×2=32 porumbei