Four numbers have been given out of which three are alike in some manner, while one is different. Choose the odd one.
Answer & explanation
Correct answer: option 4
Except option (4), all are product of 3 and prime number.
Option 1: (3 × 5) = 15
Option 2: (3 × 7) = 21
Option 3: (3 × 11) = 33
Option 4: (3 × 14) = 42