Mot cua hang co 280kg gao . buoi sang cua hang ban duoc 2/7 buoi chieu cua hang ban duoc 3/4 so gao buoi sang ban . Hoi cua hang con lai bao nhieu kg gao ?
Moi cua hang buoi sang ban dc 1/3 so trung,buoi chieu ban dc 2/5 so trung thi con lai 60 qua.Hoi a)buoi sang cua hang ban bao nhieu qua trung? B) buoi chieu cua hang ban bao nhieu qua trung
buoi sang va buoi chieu cua hang ban duoc 24 xe dap so xe ban buoi sang gap doi so xe ban buoi chieu hoi moi buoi cua hang ban duoc bao nhieu xe dap
buoi sang va buoi chieu cua hang ban uoc 24 xe dap so xe ban buoi sang gap doi so xe ban buoi chieu hoi moi buoi cua hang ban duoc bao nhieu xe dap
Bai1:Tim y:
a} {1/4*y-1/8}*3/4=1/4
Bai2:Tinh nhanh tong cua 150 so le lien tiep dau tien .
Bai3:Cua hang ban mot so gao.Sang cua hang ban 2/9so gao;chieu ban 3/7 so gao.So gao ban buoi sang kem buoi chieu 650kg gao.Hoi tong so gao luc cua hang chua ban la bao nhieu kg?Sang;chieuban bao nhieu kg gao?
*Bai4:Tinh tong cua cac so co 2 chu so khac nhau.
buoi sang va buoi chieu cua hang ban duoc 24 xe dap . so xe ban buoi sang gap doi buoi chieu . hoi moi buoi cua hang ban duoc bao nhieu xe dap
Mot cua hang co 75 ta gao . Buoi sang ban duoc 15 ta , buoi chieu ban 3/5 so gao con lai . Hoi ca hai buoi cua hang ban bao nhieu ta gao
Mot cua hang buoi sang ban dc 1/3 so trung,buoi chieu ban duoc 2/5 so trung thi con lai 60 qua hoi a)buoi sang cua hang ban dc bao nhieu qua trung? b)buoi chieu cua hang ban bao nhieu qua trung.
cua hang co 1ta gao nep, buoi sang nguoi ta ban 32 kg gao nep. buoi chieu ban 3/4 so gao nep con lai . hoi cuoi ngay cua hang con lai bao nhieu kg gao nep?