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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.
7, 16, 27, 40, 55, ?

Option 1: 70

Option 2: 72

Option 3: 81

Option 4: 66


Team Careers360 11th Jan, 2024
Answer (1)
Team Careers360 23rd Jan, 2024

Correct Answer: 72


Solution : Given:
7, 16, 27, 40, 55, ?

Add consecutive odd numbers starting from 9 in each number, to get the next number in the series –
7 + 9 = 16; 16 + 11 = 27; 27 + 13 = 40; 40 + 15 = 55; 55 + 17 = 72

So, the missing number is 72. Hence, the second option is correct.

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