Consider the following pattern of numbers: ![3](https://d39jluplm5thpx.cloudfront.net//CSAT_2018_Q3_a83f0b63f9.png) What is the number at ? in the above pattern?

QUESTION

CSAT

Medium

Reasoning

Prelims 2018

Consider the following pattern of numbers:

What is the number at ? in the above pattern?

Select an option to attempt

Explanation

Let’s break it down by columns:

Column 1: $8 - 6 + 4 = 6$ Column 2: $10 - 5 + 6 = 11$ Column 3: $15 - 7 + 8 = 16$ Now, for Column 4: $13 - 4 + 8 = 17$

Thus, the answer for Column 4 is 17.

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