Các câu hỏi tương tự
lop 5a co so hs nu bang 2/3so hsnam .Neu 2 ban nu chuyen di va thay vao do la 2 ban nam thi so hs nu bang 4/7 hs nam .Tinh so hs lop 5a
Mot lop hoc co 1/3 so hs nam bang 1/5 so hs nu.So hs nam it hon so hs nu 12 ban,tinh so hs nam va so hs nu cua lop do
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lop 5a co 1/2 so hs nu bang 1/5 so hs nam.biet so hs nu kem so hs nam la 15 ban tinh so hs nu va so hs nam
Lop 5A co 35 hs , biet tong cua 1/2 so hs nam va 1/3 so hs nu la 15 ban . Tinh so hs nam va so hs nu ?
lop 5a co 35 hs , biet 1/5 so hs nam bang 1/2 so hs nu. tinh so hs nam va hs nu
tai mot truong tieu hoc dau nam co so hs nam bang so h nu Cuoi hoc ki 1 truong nhan them 38 hs nu va 6 hs nam nen so hs nu chiem 52 phan tram tong so hs toan truong, Hoi dau nam truong do co bao nhieu
1 lop hoc co 18 hs nu 12 hs nam . hoi so hs nu chiem may % so hs ca lop
Lop hoc co 12 hs nu vs so hs nu bang 40pt so hs ca lop tim so hs nam
mot lop co 38 hoc sinh nam va nu . biet 2/3 so hs nu bang 3/5 so hs nam . tinh so hs nam ?