Các câu hỏi tương tự
cho 2 số lon hon 320 va co tong la 836 . so hang tram cua so thu nhat la 5 ,So thu hai la 3 . Neu xoa chu so 5 va 3 duoc so co 2 chu so ma so nay gap so kia 2 lan. Hieu cua 2 so da cho la?
a) tim so tu nhien co 2 chu so biet rang neu dao vi tri cua 2 chu so cho nhau ta duoc 1 so co 2 chu so nho hon so ban dau la 72 don vi b)tim 2 so, biet hieu 2 so do la 578 va so lon hon chia cho so nho duoc thuong 8 la du 53 BAI NAY DE NE MOI NGUOI
Cho 2 so lon hon 320 co tong=836 chu so hang tram cua so thu1 la 5 chu so hang tram cua so thu 2 la 3 neu gach bo chu so 5 va 3 thi se duoc 2 so co 2 chu so ma so nay gap 2 lan so kia tim hieu hai so do
cho mot so co 2 chu so.doi cho 2 chu so nay ta duoc so thu 2 co 2 chu so.chia moi so nay cho tong cac chu so cua chung thi deu co so du la 3 va thuong 2 gap 4 lan thuong 1.tim so da cho
Tim hai so co 3 chu so biet tong cua chung la boi cua 504 va thuong cua so lon chia cho so nho la boi cua 6 .
cho 3 chu so a,b,c biet a>b>c>0. biet rang hieu cua so lon nhat va so nho nhat co 3 chu so lap tu 3 chu so tren la 693 va abc chia het cho 9 . tiim 3 chu so a cho
co bao nhieu so huu ti vit duoi dang tu bang 9 ma gia tri cua so do lon hon -3/5 va nho hon -9/4
Câu 1:so phan tu cua tap hop cac so tu nhien chan lon hon 3 va nho hon 2000
Câu 2:so phan tu cua tap hop cac so tu nhien chan khong vuot qua 30 la
Câu 3 co bao nhieu so tu nhien co hai chu so trong do chu so hang chuc nho hon chu so hang don vi la 5 ?
Câu 4:so phan tu cua tap hop cac so tu nhien khong vuot qua 20 la
Câu 5:cho tap hop M={5;8;9;1986;2010}co bao nhieu tap hop con cua M gpm nhung so chan?
Hieu cua so lon nhat co bon chu so khac nhau va so chan nho nhat co 4 chu so khac nhau la?