co 9 kg bot . lam the nao de chi sau 2 lan can la co the lay ra duoc 2 kg bot nho 1 can dia loai co 2 dia voi 1 qua can 200 g va 1 qua can 50 g
Mot tui gao co 12,5kg.Nguoi dau bep muon lay ra 4kg chi bang mot chiec can thang bang va mot qua can 1kg,mot qua can 0,5kg.Hoi nguoi dau bep phai can nhu the nao de sau 2 lan can lay ra duoc so gao do ?
mot cai can co hai dia va hai qua can loai 200g. hay tim cach chia 2,4 kg duong thanh ba goi:hai goi moi goi 0,7kg va mot goi 1kg bang cach chi can hai lan
bao 1 co 54 kg gao chi bang 1/3 so gao cua bao thu hai.Hoi can chuyen o bao 2 sang bao 1...kg gao de so gao o 2 bao bang nhau ?
mot tui gao co 12,5kg.nguoi dau bep muon lay ra 4kg chi bang mot chiec can dia va mot qua can 1kg,mot qua can 0,5kg.hoi dau bep phai can nhu the nao de sau 2 lan can lay ra duoc so gao do
co 10 tui gao nep va 12 tui gao te can nang tat ca 220 kg . Hoi co bao nhieu kg gao moi loai biet so gao trong moi tui nang bang nhau
de lam mon dua kho thit ta can co cui dua( com dua) thit ba chi duong nuoc mam muoi.Luong thit ba chi va luong duong theo thu tu bang \(\frac{2}{3}\)va 5%luong cui dua .Neu co 0,8 kg thit ba chi thi phai can bo nhieu kg cui dua bao nhieu kg duong?
cac ban giai nhanh nhe thank you
mot bao chua 13kg gao muon lay ra 3kg de nau comnhung nguoi do chi co chiec can dia gom 2 dia can va 1qua can nang 1kg.hoi lam cach nao chi sau 2 lan can ma nguoi do da can dung 3kg gao
co mot bao gao 12 kg, mot can 2 dia va mot qua can 1 kg.lam the nao sau 2 lan can lay ra 4 kg