Four number triads have been given, out of which three are alike in some manner and one is different. Select the number triad that is different from the rest.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e (326, 654, 981).
| Understanding |
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Option 1: (273, 546, 819) 2 + 7 + 3 = 12 5 + 4 + 6 = 15 8 + 1 + 9 = 18 Option 2: (291, 438, 657) 2 + 9 + 1 = 12 4 + 3 + 8 = 15 6 + 5 + 7 = 18 Option 3: (326, 654, 981) 3 + 2 + 6 = 11 6 + 5 + 4 = 15 9 + 8 + 1 = 18 Option 4: (192, 384, 576) 1 + 9 + 2 = 12 3 + 8 + 4 = 15 5 + 7 + 6 = 18 Hence, (326, 654, 981) is the odd one out. |