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If the arithmetic mean, 7, 8, x, 11, 14 is x, then x =(a) 9(b) 9.5(c) 10(d) 10.5 |
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Answer» If the arithmetic mean, 7, 8, x, 11, 14 is x, then x = (a) 9 (b) 9.5 (c) 10 (d) 10.5 |
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