Tim mot so biet rang neu lay so do nhan 8 roi tru di tich cua so do voi 5 thi duoc so lon nhat co ba chu so
tim mot so biet rang neu lay so do nhan 8roi tru di tich cua so do voi 5thi duoc so lon nhat co ba chu so.
tim mot so , biet rang neu lay so lon nhat co ba chu so khac nhau cong voi so do, roi nhan voi 2thi duoc ket qua la 2632
bai 12:Mot vuon co so cay buoi bang 1phan2 cay cam,biet so cay cam bang so chan lon nhat co 3 chu so.Hoivuon do co tat ca bao nhieu cay buoi va cam?
bai 13:tim tich cua so nho nhatco ba chu so khac nhau voi so chan lon nhat co mot chu so.
bai 14:tim mot so,biet rang giam so do di 5 lan sau do them 10 don vi thi duoc so le nho nhat co hai chu so.
bai 15:tim mot so biet rang neu gap so do len 4 lan,duoc bao nhieu lai gap len 6 lan thi duoc 360.
tim mot so biet rang so do gap 9 lan roi bot 16 thi duoc ket qua la tich cua hai so 4 va 5
tim 1 so tu nhien biet rang neu lay so do tru di 18 roi nhan voi 3 duoc bao nhieu dem chia cho 2 thi duoc ket qua la 30
Tim mot so biet rang neu tang so do len 2 lan thi duoc 1/4 cua so chan lon nhat co mot chu so
Tim mot so ,biet rang neu giam so do di18 lan roi tru di15 thi ket qua la 27 gom
co so de chon 120,201,147,336
Tim mot so . Biet rang tich cua so do voi so lon nhat co mot chu so la 126
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