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Find the odd one out in the following series: 59, 61, 63, 71, 89, 97

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Find the odd one out in the following series: 59, 61, 63, 71, 89, 97
posted Apr 25, 2016 by Mishthy Mukherjee

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1 Answer

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except 63 , all others numbers are prime numbers....

answer Apr 25, 2016 by Devendra Bohre
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