cho mik hoi 2gio 30phut x 15 = bao nhieu v
mot nguoi di bo di quang duong AB trong 2gio 30phut voi van toc 4,2km/gio.Hoi neu nguoi do di xe dap voi van toc bang 5/2 van toc di bo thi sau bao nhieu thoi gian di het quang duong noi tren
hay cho biet cotat ca bao nhieu phan so bang phan so 1\6 ma mau so la co 2 chu so . Co tat ca bao nhieu phan so thoa man?
co bao nhieu phan so bang phan so 48 phan 64 co tu nho hon 100 ?
hay cho biet co tat ca bao nhieu phan so bang phan so 68/119 co tu so va mau so deu bang 3 chu so
2 to cong nhan chuyen 16 ta hang vao kho to thu nhat chuyen duoc 40% so hang do
a hoi moi to chuyen duoc bao nhieu ta hang
hoi so hang cua to thu hai bang bao nhieu phan tram so hang chuyen duoc hoi so hang cua so hai bang bao nhieu phan +
Co 460 qua vua cam vua tao vua chuoi . Chuoi nhieu hon tao 80 qua , so tao nhieu hon so cam 40 qua . So cam , so tao , so chuoi duoc chia lam phan thuong deu bang nhau,hoichia duoc nhieu nhat bao nhieu phan thuong?Khi do moi phan thuong co bao nhieu qua
Co bao nhieu phan so bang phan so 48/64 ma tu so be hon 100 ?
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