what number should replace the question mark 125 138 164 255 | Examsbook

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Q: What number should replace the question mark? 125, 138, 164, ?, 255

1
189
2
197
3
200
4
203

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Answer : 4. "203"
Explanation :
Answer: D) 203 Explanation: The given number series is 125, 138, 164, ?, 255 125 125 + 13x1 = 138 138 + 13x2 = 164 164 + 13x3 = 203 203 + 13x4 = 255 Hence, the missing number in the series is 203.

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