Tong la : 99x3=297
So thu 3 la : 297-78-78=141 nha nguyenthienho
Tong la : 99x3=297
So thu 3 la : 297-78-78=141 nha nguyenthienho
trung binh cong cua ba sola so lon nhat co hai chu so tim moi so do biet so thu nhat bang mot phan nam so thu hai so thu ba bang trung binh cong hai so dau
trung binh cộng của 3 số bang so thu nhat co hai chu so biet so thu nhat bang so thu hai va bang 78 tim so thu ba?
trung binh cong cua 3 so la 650. biet so thu nhat bang so lon nhat co 3 chu so so thu hai bang so thu nhat .tim so thu 3
cho ba so biet trung binh cong cua so thu nhat va so thu hai bang 239 trung binh cong cua so thu 2 va so thu 3 la 248 trung binh cong cua so thu ba va so thu nhat la 295.tim so thu ba
so trung binh cong cua 3 so bang 21.biet so be nhat bang nua so thu 2 va so thu ba gap hai lan so thu 2.tim ba o do
tim ba so co trung binh cong bang 78,biet so thu nhat kem so thu hai 16 don vi,so thu hai kem so thu ba 16 don vi.
tim so trung binh cong cua 3 so biet so thu nhat bang 54, so thu hai gap 4 lan so thu nhat va so thu 3 lon hon so thu nhat 42 don vi ( ai tra loi truoc nhung ma phai dung mik tick cho )
trung binh cong cua cac so le tu 10 den 20
trung binh cong cua ba so la 36 biet so thu nhat la 45 so thu hai bang 1/3 so thu nhat tim so thu 3
TRUNG BINH CONG CUA HAI SO BANG SO BE NHAT CO BA CHU SO . TIM HAI SO DO , BIET SO LON GAP RUOI SO BE .