Răspuns:
Explicație pas cu pas:
100 saci...1000scrisori.... 10 zile
Rezolvare
100*1000*10=100*10*1000=1000*1000= 1 000 000
100 papusi ...100 masinute...5000 saci
Rezolvare
(100+100)*5000=200*5000=10 * 100000=1 000 000
sau
(100+100)*5000= 100*5000+100*5000=500 000 +500 000= 1 000 000