Use reasoning to answer the following question.
100 is increased by 50%. Find the final number.\nOptions:\n(A) 100\n(B) 110\n(C) 150\n(D) 155\n(E) 160

(C)
Final number = Initial number + 50%(original number) = 100 + 50%(100) = 100 + 50 = 150.

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So, the final answer is (C)