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# In 2007, the arithmetic mean of the annual incomes of Jack a

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In 2007, the arithmetic mean of the annual incomes of Jack a [#permalink]  11 Apr 2019, 16:17
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In 2007, the arithmetic mean of the annual incomes of Jack and Jill was \$3800. The arithmetic mean of the annual incomes of Jill and Jess was \$4800, and the arithmetic mean of the annual incomes of Jess and Jack was \$5800. What is the arithmetic mean of the incomes of the three?

(A) \$4000

(B) \$4200

(C) \$4400

(D) \$4800

(E) \$5000
[Reveal] Spoiler: OA

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In 2007, the arithmetic mean of the annual incomes of Jack a   [#permalink] 11 Apr 2019, 16:17
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