Question

4 gaini fac 4 oua in 4 zile. Cite oua fac 12 gaini in 12 zile?

Answer 1

Răspuns:

36 oua

Explicație pas cu pas:

• calculam cate oua fac 12 gaini in 4 zile

4 gaini .......... 4 oua

12 gaini .............x oua

x=12*4:4=12 oua

• calculam cate oua fac cele 12 gaini in 12 zile

4 zile .......... 12 oua

12 zile ............. y oua

y=12*12:4=144:4=36oua