← Go to the PC version
11. What two numbers should replace the question marks?
  64 57 61 54 58 ? ?

Explanation:
Sequence: - 7, + 4, - 7, + 4, ... (64 - 7 = 57; 57 + 4 = 61; ...; 58 - 7 = 51; 51 + 4 = 55).




 All iq tests   Fast iq Tests   Usual iq Tests