Răspuns :
75+25=100 oi ( ar fi daca s-ar mai aduce 25 )
75 oi ........... 40 zile
100 oi ........ x zile
_________________
x= 40×75:100=3000:100=30 zile ( ar ajunge heana pt 100 de oi )
75+25=100 oi ( ar fi daca s-ar mai aduce 25 )
75 oi ........... 40 zile
100 oi ........ x zile
_________________
x= 40×75:100=3000:100=30 zile ( ar ajunge heana pt 100 de oi )