1 khu dat hinh chu nhat co chieu dai la 200 m,chieu rong bang 3/4 chieu dai .hoi dien tich khu dat do bang bao nhieu met vuong ,bang bao nhieu hec -ta?
hai xe tai cho tat ca 500 bao gao. xe thu nhat cho duoc 200 bao. hoi:a) Xe thu nhat cho bang bao nhieu phan tram tong so bao gao hai xe cho?b) xe thu hai cho bang bao nhieu phan tram xe thu nhat?
hai so co tong bang 200 biet 40 phan tram so thu 1 bang 60 phan tram so thu 2 so thu 2 la bao nhieu
Mot manh dat hinh thang co day be bang 180 m , day lon bang 14 phan 9 day be, chieu cao bang 4 phan 7 day lon . Hoi dien tich manh dat bang bao nhieu met vuong , bao nhieu hec ta
Mot manh dat hinh thang co day be 180m, day lon bang 14/9 day be chieu cao bang 4/7 day lon . Hoi dien tich manh dat bang bao nhieu mvuong bao nhieu ha
Mot manh dat hinh thang co day be la 180m, day lon bang 14/9 day be . hoi dien tich manh dat bang bao nhieu mvuong ,bao nhieu ha
hay cho biet co tat ca bao nhieu phan so nho hon 1 ma tong cua tu so vA MAU SO bang 200
co ban hang co 200 qua cam va quyt.biet so cam bang 60% so quyt.hoi phai cung ban di o moi loai bao nhieu qua de so cam con lai bang 50% so quyt con lai?
Tinh bang cach thuan tien 9/5:17/15+8/5:17/15 bang bao nhieu
