so thu nhat kem so thu hai la 123.Ti so cua hai so do la 2/5.Tim hai so.
3 so co trung binh cong la 78 biet so thu nhat kem so thu hai 16 don vi so thu hai kem so thu ba 16 don vi tim so lon nhat trong 3 so do
so thu nhat kem so thu 2 la 123.Ti so cua 2 so do la 2/5 .tim 2 so do
Tim trung binh cong cua ba so la 15 so thu nhat kem tong hai so la 15 tim so thu hai
tim tong cua 3 chu so biet so thu nhat la 27.so thu hai hon tbc cua ca ba so la 5 don vi.so thu ba kem tbc cua ca 3 so la 2 don vi
TRUNG BINH CONG CUA 2 SO LA 123 . SO THU NHAT LA SO BE NHAT CO BA CHU SO . TIM SO THU HAI
TRUNG BINH CONG CUA HAI CHU SO LA 135 . TIM HAI SO DO, BIET RANG SO THU NHAT GAP 4 LAN SO THU HAI
GIUP MIK NHA , MOI NGUOI
tong cua ba so la 2576 so thu nhat hon so thu hai 45 don vi va kem so thu ba 14 don vi tim so be nhat
trung binh cong cua so thu nhat va so thu hai la 229. trung binh cong cua so thu hai va so thu ba la 259. trung binh cong cua so thu nhat va so thu ba la 232. tim ba so do?
Tong cua ba so la 2576 so thu nhat hon so thu hai 85 don vi va kem so thu ba 14 don vi Tim so be nhat