1.35+42=77(au in total)
77-55=22(le.au ramas)
2.100-50=50kg(a ramas in prima zi dupa ce a vandut)
50-40=10(a ramas dupa ce a vandut a doua zi)
iar in a treia zi a ramas sa vanda 10 kg
3.40.41,42,43,44,45,46,47,48,49,50
b.de 40 sunt mai aproape nr 41,41,43,44, de 50 46,47,48,49