Question : Directions: In the following question, four number pairs are given. In each pair, the number on the left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three pairs are similar based on the same Logic/Rule/Relation. Select the odd one out from the given alternatives. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their 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.)
Option 1: 12 – 145
Option 2: 16 – 257
Option 3: 14 – 193
Option 4: 10 – 101
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Correct Answer: 14 – 193
Solution :
Let's check the options –
First option:
12 – 145; 12² + 1 = 144 + 1 = 145
Second option:
16 – 257; 16² + 1 = 256 + 1 = 257
Third option:
14 – 193; 14² + 1 = 196 + 1 = 197 ≠ 193
Fourth option:
10 – 101; 10² + 1 = 100 + 1 = 101
Hence, the third option is correct.
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