state gov Rajasthan Police Constable Mock Test Series 2025 Logical Reasoning Classification Number Based
Three of the following four 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)
1
8 - 72
2
11 - 143
3
7 - 63
4
9 - 99
5
Question Not Attempted