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In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.

The Supreme Court of the United States is the highest ranking judicial body in the United States. Its membership, as set by the Judiciary Act of 1869, consists of the Chief Justice of the United States and eight associate justices, any six of whom would constitute a quorum. Justices are nominated by the President of the United States and appointed after confirmation by the United States Senate. Justices of the Supreme Court have life tenure and receive a salary which is set at $255,500 per year for the chief justice and at $244,400 per year for each associate justice as of 2014.
Output:
how many justice are in the supreme court