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.
–1, 0, ?, 8, 15, 24

Option 1: 4

Option 2: 3

Option 3: 2

Option 4: 1


Team Careers360 12th Jan, 2024
Answer (1)
Team Careers360 14th Jan, 2024

Correct Answer: 3


Solution : Given:
–1, 0, ?, 8, 15, 24

Add consecutive odd numbers to the previous term to obtain the next term in the series –
–1 + 1 = 0; 0 + 3 = 3; 3 + 5 = 8; 8 + 7 = 15; 15 + 9 = 24

So, 3 is the missing term in the series. Hence, the second option is correct.

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