Question : Directions: In the following question a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
127, 131, 137, 139, ?, 151, 157, 163
Option 1: 149
Option 2: 147
Option 3: 141
Option 4: 143
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Correct Answer: 149
Solution :
Given:
127, 131, 137, 139, ?, 151, 157, 163
Prime numbers between 125 to 165 are –
127, 131, 137, 139, 149, 151, 157, 163
So, the required term is 149. Hence, the first option is correct.
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