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, 3, 8, 15, ?
Option 1: 25
Option 2: 26
Option 3: 23
Option 4: 24
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Correct Answer: 24
Solution :
Given:
–1, 0, 3, 8, 15, ?
Add consecutive odd numbers to the given terms in the series.
–1 + 1 = 0; 0 + 3 = 3; 3 + 5 = 8; 8 + 7 = 15; 15 + 9 = 24
So, the missing term of the series is 24. Hence, the fourth option is correct.
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