mot mam com co 2 nguoi bo 2nguoi con.hoico may ngu
oi
lam the nao de cho mot con voi vao tu lanh?
vua su tu to chuc mot cuoc thi hoi thieu con gi?
co mot nguoi muon qua song ma o song thi co con ca sau luon luon o do hoi nguoi do phai qua bo ben kia kieu gi?
do vui
1 hat gao = ?? hat com
ai giai nhanh dung minh k cho k cho 2 k lun
bac Hoa lai 1 con thuyen lon ra gan giua song co 3 nguoi chet duoi sau do co 2 nguoi nhay xuong cuu.
Ra giua song co 5 nguoi nhay xuong thuyen.Hoi bac Hoa bao nhieu tuoi?????????
Ai giai duoc minh bai lam su phu!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
phuong tan tao rong 2km2 va co 25000 nghin nguoi.hoi trun binh moi nguoi co dc bao nhieu m2 dat de sinh song?
Mot binh hoa co 15 bong hoa in hinh ben ngoai.Mot nguoi muon in 20 bong hoa .Hoi can them bao nhieu bong hoa nua de du 20 bong?
MOT GIA DINH CO 12 NGUOI VUA THEM 2 NGUOI HOI CO BAO NHIEU NGUOI
bai 1: dat tinh roi tinh
a) 4725 : 15 = ?
4674 : 82 = ?
4935 : 44 = ?
b) 35136 : 18 =?
18408 :52 =?
17826 : 48 =?
bai 2 :
cu 25 vien gach hoa thi lat duoc 1m2 nen nha. Hoi neu dung het 1050 vien gach loai do thi lat duoc bao nhieu met vuong nen nha ?
bai 3 :
mot doi san xuat co 25 nguoi. Thang 1 doi do lam duoc 855 san pham, thang 2 lam duoc 920 san phamn, thang 3 lam duoc 1350 san pham. Hoi trong ca ba thang do trung binh moi nguoi cua doi lam duoc bao nhieu san pham ?
mot cai thung hinh lap phuong co canh 1,2m nguoi ta xep vao thung cac hop banh xa phong hinh hop chu nhat co cac kich thuoc 5cm,4cm,9cm hoi co the xep vao thung do bao nhieu hop banh xa phong
khi xep ko chia cat hop xa phonng nao
giup minh nha cam mon
