Khi danh so trang cua 1 quyen sach nguoi ta thay trung binh cong moi trang phai dung 2 chu so. Hỏi quyển sách đó có bao nhiêu trang?
khi danh so thu tu cac trang cua mot cuon sach nguoi ta dung trung binh moi trang 2 chu so .hoi cuon sach co bao nhieu trang?
de danh so trang cua 1 cuon sach nguoi ta phai dung tat ca 612 chu so.hoi cuon sach co bao nhieu trang
de danh so trang cua 1 quyen sach day 124 trang nguoi ta phai dung bao nhieu chu so
de danh so trang cua 1 cuon sach nguoi ta phai dung tat ca 612 chu so.hoi cuon sach do co bao nhieu trang?
De danh so trang cua 1 quyen sach nguoi ta can dung 723 chu so. Hoi quyen sach co bao nhieu trang?
Minh dang can gap!
de danh so trang cua mot cuon sach bat dau tu trang mot, trung binh moi trang phai dung ba chu so . hoi cuon sach day bao nhieu trang????
nguoi ta dung 468 chu so de danh 1 quyen sach hoi cuon do co bao nhieu trang
De danh so trang cua mot cuốn sach tu trang1 trung binh moi trang phai dung 2 chu so hoi cuốn sach day bao nhieu trang ? Ghi them loi giai!!!