1.

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

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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