\(\begin{array}{l}\,\,\,\,\,\,8000:10\\\,\,\,\,\,\,8000:100\\\,\,\,\,\,\,8000:1000\end{array}\)
A.\(\begin{array}{l}\,\,\,\,\,\,8000:10 = 800\\\,\,\,\,\,\,8000:100 = 80\\\,\,\,\,\,\,8000:1000 = 8\end{array}\)
B.\(\begin{array}{l}\,\,\,\,\,\,8000:10 = 80\\\,\,\,\,\,\,8000:100 = 80\\\,\,\,\,\,\,8000:1000 = 8\end{array}\)
C.\(\begin{array}{l}\,\,\,\,\,\,8000:10 = 800\\\,\,\,\,\,\,8000:100 = 800\\\,\,\,\,\,\,8000:1000 = 8\end{array}\)
D.\(\begin{array}{l}\,\,\,\,\,\,8000:10 = 800\\\,\,\,\,\,\,8000:100 = 80\\\,\,\,\,\,\,8000:1000 = 80\end{array}\)