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If \(r, s,\) and \(t\) are numbers, is \(r = 60?\)
(1) The average (arithmetic mean) of \(r, s,\) and \(t\) is \(20.\)
(2) \(s = t = 0\)
Answer: C
Source: Princeton Review
(1) The average (arithmetic mean) of \(r, s,\) and \(t\) is \(20.\)
(2) \(s = t = 0\)
Answer: C
Source: Princeton Review
