2025 Fermat Problem 7

In the diagram, the target shown has three scoring areas. An arrow that hits the centre circle is worth 10 points, an arrow that hits the shaded middle ring is worth 5 points, and an arrow that hits the outer ring is worth 1 point. Three arrows are shot and each hits the target. Which of the following *cannot* be the total score for the three arrows?

\textbf{(A)}\ 16\quad \textbf{(B)}\ 11\quad \textbf{(C)}\ 13\quad \textbf{(D)}\ 7\quad \textbf{(E)}\ 20

If there are no answer choices shown, enter a numerical answer.

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