General Intelligence · Classification
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.)
- 19 - 99
- 27 - 63
- 311 - 143
- 48 - 72✓
Correct answer
8 - 72
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