Multiple choice general knowledge math & puzzles

4 , 3 , 7 ; 5 , 6 , 11 ; 16 , 5 , 21; 12 , 4 , ?

  1. 16

  2. 33

  3. 48

  4. 11
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

In each triplet, the third number is the sum of the first two. 4+3=7, 5+6=11, 16+5=21. Therefore 12+4=16.

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