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Question

Three of the following four options are alike in a certain way and thus form a group. 
Which is the one that does NOT belong to that group? 
(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding/subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.)

This question was previously asked in
SSC CGL 2024 (Tier-I) Previous Year Paper (17-Sep-2024) (Shift 3)
The correct answer is

72 – 284 – 266

In first three number when we subtract second and third and multiply by 9 we have first number. 

Ex . 188 - 128 = 60 * 9 = 540
       101 - 92 = 9 * 9 = 81 
but last number doesn't follow this rule.
284 - 266 = 18 * 9 = 162 which is incorrect.

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