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trung binh cong cua 3 so la 680.So thu ba gap ruoi so thu hai,so thu nhat bang 60% so thu ba .Tim so thu nhat
Trung binh cong cua ba so bang 680, biet rang so thu ba gap ruoi so thu hai, so thu nhat bang 60% so thu ba. Tim so thu nhat
trung binh cong cua ba so la 680.so thu ba gap ruoi so thu hai,so thu nhat bang 60 phan tram so thu ba.tim so thu nhat
Trung binh cong ba so la 680 . so thu ba gap ruoi so thu 2. so thu 1 bang 60% so thu 3. so thu nhat la bao nhieu
trung binh cong cua 3 so la 680.So thu 3 gap ruoi son thu 2,so thu nhat bang 60% so thu 3
tim so thu nhat
trung binh cong cua 3 so la 680 so thu ba gap ruoi so thu 2 so thu nhat= 60% so thu ba so thu nhat la ... ai nhanh minh tick cho
trung binh cong cua ba so la 180.so thu nhat gap ruoi so thu hai va bang 3/5 so thu ba. tim so thu ba
trung binh cong cua 3 so la 522 so thu ba gap ruoi so thu hai so nhu nhat bang 75% so thu 3 tim so thu 3
1 .trung binh cong cua hai phan so la 5/12 .neu tang phan so thu nhat gap 2 lan thi trung binh cong cua chung bang 2/3 .tim hai phan so do .
2.trung binh cong cua ba phan so la 13 /36 .neu tang phan so thu nhat gap 2 lan thi trung binh cong cua chung bang 19/36 ,cho biet phan so thu hai lon hon phan so thu ba 1 /12. tim ba phan so do .