# Problem #1063

 1063 Al, Betty, and Clare split $1000$ among them to be invested in different ways. Each begins with a different amount. At the end of one year, they have a total of $1500$. Betty and Clare have both doubled their money, whereas Al has managed to lose $100$. What was Al's original portion? $\textbf{(A) }$$250 \qquad\textbf{(B) }$ $350 \qquad\textbf{(C) }$$400\qquad\textbf{(D) }$ $450\qquad\textbf{(E) }$$500$ This problem is copyrighted by the American Mathematics Competitions.
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