Các câu hỏi tương tự
Tong cua cac so hang la 500.Trung binh cong cua chung la 125.Hoi tong co bao nhieu so hang?
biet trung binh cong cua 5 so bang 8,va biet tong cua 4 so trong chung la 35.hay tim so con lai
TRUNG BINH CONG CUA 4 SO LA 382,TRUNG BINH CONG CUA SO THU NHAT VA SO THU HAI LA 328.HOI TRUNG BINH CONG CUA SO THU BA VA SO THU TU LA BAO NHIEU?AI TRA LOI NHANH NHAT MINH CHON
trung binh cong cua 3 so la 35. biet tong cua so thu nhat va so thu2 la 60,tong cua so thu 2 vathu3 la65 tim 3 so do
Trung binh cong cua hai so la so chan lon nhat co bon chu so . Biet hieu cua hai so la so chan lon nhat co bon chu sochia het cho 2,3,5,9.Hoi so be la bao nhieu ?
Trung binh cong cua 2 so la 50,biet so nay gap 3 lan so kia,hoi so lon la bao nhieu?
Trung binh cong so tuoi cua bo,An va Binh la 19 tuoi.Tuoi bo hon tong so tuoi cua An va Binh la 25 tuoi. Binh kem An 8 tuoi. Tinh tuoi cua moi nguoi ?
trung binh cong cua ba so la 1260 biet rang tong cua so thu nhat va so thu hai la 2765 tim so thu ba
cho hai so biet so be la 4527 va so nay kem trung binh cong cua hai so la 125. tim so lon