Question

Find the missing number in the following number series:

23, 39, 75, 139, ?, 383

A 239 Correct Answer Incorrect Answer
B 234 Correct Answer Incorrect Answer
C 237 Correct Answer Incorrect Answer
D 238 Correct Answer Incorrect Answer
E None of these Correct Answer Incorrect Answer

Solution

23 + 42 = 39 39 + 62 = 75 75 + 82 = 139 139 + 102 = 239 239 + 122 = 383

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