Các câu hỏi tương tự
mot so co 3 chu so tan cung bang chu so 7 . neu chuyen chu so 7 len dau thi ta dc mot so moi ma khi chiacho so cu thi dc thuong la 2 du 21 tim so do
mot so le co 3 chu so biet rang so do chia cho 5 du 4 va neu chuyen chu so hang do len dau thi ta duoc 1 so moi bang ba lan so ban dau cong them voi 3 . tim so do
mot so le co 3 chu so . biet rang so do chia cho 5 du 2 va neu chuyen chu so hang don vi len dau thi ta duoc mot so moi bang 2 lan so ban dau cong voi 21. tim so do
mot so co 3 chu so chu so tan cung ben trai la 4 neu chuyen chu so 4 nay xuong cuoi thi duoc mot so moi bang 3/4 so ban dau . tim so do
1)mot so co 6 chu so , tan cung la so 4. biet rang khi chuyen chu so 4 len dau con cac chu so khac giu nguyen thi ta duoc so moi gap so cu 4 lan
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2)biết rằng :abc +acc+dbc=bcc.vay abcd=..............
tim 1 so co 6 chu so tan cung la chu so 4 khi chuyen so 4 len dau con cac chu so khac giu nguyen thi ta duoc so moi gap 4 lan so cu
Tim 1 so co 6 chu so tan cung la chu so 4.Khi chuyen chu so 4 len dau con cac chu so khac giu nguyen thi ta duoc so moi gap 4 lan so cu ?
GIAI CHI TIET CHO MINH NHE!
1.Cho so N la so co hai chu so chia het cho 3.Neu viet xen so 0 vao giua hai chu so do roi cong no voi hai lan chu so hang chuc cua so N ta duoc so moi gap 9 lan so N.Tim so do
2.Tong hai so thap phan la 60,1.Neu dich dau phay cua so nho sang ben phai mot hang roi dem tru di so lon thi ta duoc 219,52.Tim hai so do.
3.Tim so co hai chu so biet neu ta them so 33 vao giua hai chu so do thi duoc mot so moi gap so phai tim 89 lan.
mot so tru nhien co bon chu so biet rang neu viet them so 2 vao ben trai viet them so 8 vao ben phai cua so do thi duoc mot so moi co sau chu so so moi nay chia cho so cu duoc thuong la 44 va du 4066 hay tinm so do