doi tuyen olympic tieu hoc gom 6 ban trong do co 1doi truong . vao phong thi cac ban deu bat tay nhau de chuc mung .tuy nhien doi truong phai lam thu tuc thi dau nen khong the bat tay voi cac ban duoc . Hoi co bao nhieu cai bat tay doi tuyen olympic tieu hoc gom 6 ban trong do co 1doi truong . vao phong thi cac ban deu bat tay nhau de chuc mung .tuy nhien doi truong phai lam thu tuc thi dau nen khong the bat tay voi cac ban duoc . Hoi co bao nhieu cai bat tay

so hoc sinh lop 5a duoc chon vao doi tuyen cua truong bang 1/8 so hoc sinh ca lop . Neu chon them 3 em nua thi so hoc sinh duc chon bang 20% so hoc sinh ca lop.Hoi lop 5a co so hoc sinh la

co giao xep cac ban trong lop vao cac ban hoc moi ban 2 ban thi thua 1 ban.co giao de ban do ngoi rieng 1 minh vao ban cuoi cung. nhu vay cac ban da ngoi het vao 12 ban hoc cua lop .vay lop do co so ban la bao nhieu

lop 5a xep hang hai duoc mot so hang khong thua ban nao , xep hang ba hay bon deu duoc mot so hang khong thua ban nao. neu lay tong cac hang xep duoc do thi duoc 39 hang . hoi lop 5a co bao nhieu ban hoc sinh ?

Lop 4a truong tieu hoc mua xuan xep hang 2 , hang 3 , hang 4 deu duoc mot so hang khong thua ban naoneu lay tong cac hang xep duoc do thi duoc 39 hang . Hoi lop 4a co bao nhieu ban

cac ban co biet nguoi ta chon violympic lop 5 nam 2016 nay chon bao nhieu nguoi khong ?

Trong ky thi chon doi tuyen tin hoc khong chuyen thanh pho da nang, ban giam khao da chon ra duoc 4 thi sinh co diem cao nhat la : an, binh, chi, dung. Neu dem so sanh so diem cac ban voi nhau thi ta duoc :

(1) diem cua dung nhieu hon diem cua chi

(2) tong diem cua an va binh bang tong diem cua chi va dung.

(3) tong diem cua bonh va dung it hon tong diem cua an va chi 

Hay xac dinh thu tu vi thu cua 4 thi sinh tren 

so hoc sinh lop 5 b duoc chon vao doi thi hoc sinh gioi tieng viet va toan toan truong bang 1 phan 8 so hoc sinh cua lop neu trong lop chon them 3 hoc sinh nua thi so em duoc chon bang 20 phan tram so hoc sinh ca lop . tinh so hoc sinh lop 5 b

Tonng ket dot thi dua lop 6A co 45 ban duoc 1 diem 10 tro len,41 ban duoc 2 diem 10 tro len,15 ban duoc 3 diem 10 tro len,5 ban duoc 4 diem 10.Biet khong co ai duoc tren 4 diem 10,hoi trong dot thi dua do lop 6A co bao nhieu diem 10?