Question

Vunica are 3 gaini.Vara,in fiecare zi,gaseste in cuibar cate 3 oua.Cate oua gaseste intr-o saptamana?Dar in 3 saptamani?Cate oua a gasit in luna iulie?(Foloseste adunarea repetata)Raspuns cat mai rapid!

Answer 1

1 saptamina =27 oua
3 saptamini =81 uoa
1 luna = 108 oua

Answer 2

1 sapt.:3+3+3+3+3+3+3=21
3 sapt.:3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3=63
luna iulie: 3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3+3=90