Co 2 thung dau,thung to chua 144 lit dau .thung nho chua dc 70 lit .Ca 2 thung dung nuoc nhung chua day.Neu do nuoc tu thung nho sang day thung to thi thung nho con 1 lit .Neu do tu thung to sang thung nho cho day thi nuoc trong thung con lai =75/100 luong nuoc luc dau .Hoi luc dau moi thung co b/n lit nuoc ?
giup mk voi ,giai ra nha
co hai thung chua dau , thung nho it hon thung to la 4,5l dau .sau khi lay ra 3,75l dau tu thung nho thi thung nay con lai 19,5l dau . hoi luc dau ca hai thung co bao nhieu lit dau
2 thung chua 35 lit nuoc mam neu do tu thung thu nhat sang thung thu hai 5 lit thi so lit nuoc mam o thung thu nhat bang 2/3 so lit nuoc mam o thung thu hai.hoi luc dau thung thu nhat chua bao nhieu lit nuoc mam?
2 thung dung dau thung to VA nho so dau ca 2 thung chua la 30l neu lay 2 thung to VA 3 thung nho thi tong so lit bang lit dau cua 2 thung to bang tong so lit dau cua 3 thung nho hoi moi thung to chua bao nhieu lit dau
co 80 lit dau chua thong 2 thung . sau khi do 5 lit dau tu thung thung thu nhat sang thung thu hai thi luong dau o thung thu hai gap ruoi thung thu nhat . hoi luc dau moi thung chua bao nhieu lit dau?
1) 2 thung co tat ca 120 lit dau . Do tu Thung thu nhat sang thung thu hai so lit dau bang so dau o thung thu hai . Sau do do tu thung thu hai sang thung thu nhat so lit dau bang so lit dau dang co o thung thu nhat thi so dau o 2 thung bang nhau . Hoi luc dau 2 thung chua bao nhieu lit dau ?
2) 7 nam ve truoc tong so tuoi cua 3 me con la 48 tuoi . 6 nam sau tuoi cua me hon tuoi con nho 30 tuoi va hon con lon 24 tuoi . Tinh tuoi cua me hien nay ?
Cac ban giai chi tiet cho minh nhe !
hai thung dung tat ca 60 l dau neu do 8 lit dau tu thung mot sang thung hai thi so dau thung hai gap doi so dau o thung mot hoi luc dau moi thung chua bao nhieu lit dau
1 thung nuoc hinh hop chu nhat dai 3dm, rong 2dm, cao 4dm, hoi thung chua bao nhieu lit nuoc?
a/ nguoi ta dung thung nay de do nuoc vao cai be hinh lap phuong dang chua nuoc canh 1,5 m, khi do duoc 100 thung thi duoc 90% the tich cua be, hoi luc dau trong be co bao nhieu lit nuoc?
co 80l dau chua trong hai thung .khi do 5l dau tu thng thu nhat sang thung thu hai thi luong dau o thung thu hai gap3/2 thung the nnhat .Hoi luc dau moi thung chua bao nhieu lit dau?
co 2 thung chua tong cong 327 lit dau neu lay 30 lit o thung thu nhat do sang thung thu 2 thi thung thu 2 nhieu hon thung nhu nhat 13 lit . hoi luc dau moi thung co bao nhieu lit dau
