SSC CPO 2019 PYQ — Question 162

SSC CPO Tier I - 11th December 2019 - Shift 1 • Reasoning • Q162

Select the option that is correct for the bracketed numbers with respect to their inclusion in the given series.

4, 11,  30, (67), 128, 219, (346), 515

Show answer & explanation

Correct answer: A

Explanation

The correct answer is Option 1 i.e. Both the bracketed numbers are correct.

Given series: 4, 11,  30, (67), 128, 219, (346), 515

The pattern followed in the series is:

13 + 3, 23 + 3, 33 + 3, 43 + 3, 53 + 3, 63 + 3, 73 + 3, 83 + 3

This gives,

4, 11, 30, 67, 128, 219, 346, 515

Therefore, Both the bracketed numbers are correct.