cho day 31,33,35,...,x . tim x de so chu so cua day gap 3,5 lan so so hang cua day
cho day 31,33,35,...,x.Tim x de so chu so cua day gap len 3,5 lan so so hang cua day
cho day so 1 ; 2; 3 ; 4; 5 ..........; x tim so x de so luong chu so cua day gap 5 lan luong so hang cua day
nhanh len nhe
cho day so 10;11;12;13;14; ... ;x. tim x de so chu so gap 4 lan so hang trong day
Cho day 31,33,35.....x Tim x de so chu so cua day gap 3,5 so hang cua day?
CAU 1: Viet them hai chu so thich hop vao day so sau
1 , 2, 3, 5, 8 , ...............
CAU 2: Tim so tu nhien x biet
(x+1) + (x+2) + (x+3) + ...... + (x+100) = 5050
CAU 3 : Mot manh dat hinh thang co day nho bang 150m , day lon bang 5/3 day nho , chieu cao bang 2/5 day lon . Hoi dien tich manh dat bang bao nhieu hec ta ?
CAU 4 : Trung binh cong cua ba so la 38 , trong do so thu nhat 2 lan so thu ba . Neu gap doi so thu nhat va so thu hai thi trung binh cong cua chung bang 67 . Tim ba so do
LAM CHI TIET HO MINH NHA . LAM LUON HO MINH NHA DANG CAN GAP . CAM HON NHIU
cho day so le 1,3,5,7,9....,x tim x biet so cac so hang cua day gap 4 lan x
cho day so 1,2,3,4,5,...,x
tim x de chu so cua day gap 4,5 lan x
1 a) Co bao nhieu so tu nhien co 2 chu so khac nhau ?
b) Co bao nhieu so tu nhien co 2 chu so khac nhau ma trong moi so co chu so hang chuc be hon chu so hang don vi ?
2 De danh so trang cua 1 quyen sach day 150 trang can danh bao nhieu lan cac chu so ?
mik hua se k cho ban nao lam day du va dung nhat huhu