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Mathematics, 25.02.2021 19:20 sosick90501

If the first and last terms of an arithmetic series are 5 and 27, respectively, and the series has a sum 192, then the number of terms in the series is (1) 18
(3) 14
(2) 11
(4) 12

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If the first and last terms of an arithmetic series are 5 and 27, respectively, and the series has a...

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