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Question : Directions: Which of the following numbers will replace the question mark (?) in the given series?
13, 26, 23, 115, 108, ?

Option 1: 1118

Option 2: 1818

Option 3: 1881

Option 4: 1188


Team Careers360 2nd Jan, 2024
Answer (1)
Team Careers360 20th Jan, 2024

Correct Answer: 1188


Solution : Given:
13, 26, 23, 115, 108, ?

Here, multiply and subtract prime numbers alternately from the previous numbers of the series to get the next number.

So, 1188 is the missing number. Hence the fourth option is correct.

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