Các câu hỏi tương tự
1 giai bong da co 4 doi A, B, C, D tham gia. Moi doi dau voi tung doi con lai mot tran. Doi thang duoc 3 diem, doi thua duoc 0 diem, neu hoa moi doi duoc 1 diem. Hoi co may tran hoa va tran dau giua doi A voi doi C co ket qua nhu the nao?
Trong ky thi Word Cup o vong loai co 32 doi tham gia, duoc chia thanh 8 bang , moi bang thi dau theo the thuc vong tron mot luot tinh diem , doi thang duoc 3 diem , doi thua ko duoc diem nao, hoa thi moi doi duoc 1 diem. Ket thuc, tong so diem cua 8 bang la 120 diem. Hoi co bao nhieu tran hoa ?
Cac ban giup minh nha
trong ki thi bong da vong loai co 32 doi tham gia chia thanh 8 bang moi bang thi dau theo the thuc 1 vong tron 1 luot tinh diem doi thang 3 diem doi thua khong duoc diem nao hoa 1 diem ket thuc vong loai tong so diem cua 8 bang =120 hoi co bao nhieu tran hoa
Co 5 doi tham gia du thi toan dong doi. Tong so diem cua ca 5 doi la 144 diem va that thu vi la ca 5 doi deu dat mot trong 3 giai : nhat ( 30 diem ) ; nhi (29 diem) ; ba (28 diem)
Chung minh so doi dat giai 3 hon so doi dat giai nhat 1 doi
An tham gia dau co . Moi van thang +10 diem, thua tru 15 diem.het giai dau duoc 150 diem . Hoi an thang may van
an tham gia dau co va da dau duoc 20 van.moi van thang duoc 10 diem,moi van thua mat 15 diem.sau dot thi an duoc 150 diem .hoi an thang may van
SON THI DAU CO VUA VA DAU 20 VAN,MOI VAN THANG DUOC 10DIEM,MOI VAN THUA BI PHAT 15 DIEM,SAU CUNG DUOC 50 DIEM,HOI SON DA THANG MAY VAN?
An duoc kiem tra ba bai toan, tinh diem trung binh la 9. Hoi diem moi bai kiem tra cua An la diem nao, biet rang co 1 bai diem 7
co ai giup tui khong tui can gap lam BAI 1 : Cho day so : 5,21,53,101,165....A.So 23765 la so hang thu may cua day? B.So hang thu 87 la day so naoBAI 2 : Hay chia 1022 qua cam thanh cac phan sao cho phan thu hai gap doi phan thu nhat , phan thu ba gap doi phan thu hai ... va theo cach chia nay phan thu nam co 32 qua . Hoi chia nhu the thi duoc may phan ?BAI 3 : Trong mot tran thi dau dien kinh , cac van dong vien mang so 1,2,3 va 4 gianh duoc bon giai dau tien , nhung khong van dong vien nao gia...
Đọc tiếp
co ai giup tui khong tui can gap lam
BAI 1 : Cho day so : 5,21,53,101,165....
A.So 23765 la so hang thu may cua day?
B.So hang thu 87 la day so nao
BAI 2 : Hay chia 1022 qua cam thanh cac phan sao cho phan thu hai gap doi phan thu nhat , phan thu ba gap doi phan thu hai ... va theo cach chia nay phan thu nam co 32 qua . Hoi chia nhu the thi duoc may phan ?
BAI 3 : Trong mot tran thi dau dien kinh , cac van dong vien mang so 1,2,3 va 4 gianh duoc bon giai dau tien , nhung khong van dong vien nao gianh duoc giai trung voi so ao cua minh ca . Biet rang van dong vien dat giai 4 thi mang so ao trung voi giai cua van dong vien mang ao so 2 ; van dong vien thu 3 thi gianh duoc giai nhat , van dong vie so 2 khong gianh duoc giai ba . Hoi moi van dong vien gianh duoc giai gi ?
BAI 4 : Cho tam giac ABC ,E la mot diem tren canh BC sao cho BC=3EC . Noi AE lay mot diem M sao cho AE=4AM . Duong thang qua B va M cat canh AC tai D .
A . Tinh ti so AC : AD ?
B . so sanh dien tich AMD voi dien tich MBE