Question : Directions: Which of the following numbers will replace the question mark (?) in the given series? 7, 15, 30, 62, 125, 253, ?
Option 1: 580
Option 2: 408
Option 3: 480
Option 4: 508
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Correct Answer: 508
Solution : Given: 7, 15, 30, 62, 125, 253, ?
The pattern is as follows –
So, 508 is the missing number of the series. Hence, the fourth option is correct.
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