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Find the mean of ist 30 natural number |
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Answer» mean = 1 + 2 + 3.... 29 + 30 a = 1d = 1n = 30 Sum = n/2 (2a + (n-1) d)Sum = 30/2 (2 + (30-1)×1)Mean = 15 × 31 Mean = 465.. 15.5 |
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