Pattern Recognition-69

19, 20, 21, ?, ?, 26, 28, 32, 33, 40

Which two numbers should replace the question marks

Source: Internet

Answer

19, 20, 21, ?, ?, 26, 28, 32, 33, 40

19 ,   21 ,      ?  ,     28 ,    33 ,  
    +2       +3       +4      +5           21+3=24

20,      ?   ,     26 ,    32  ,    40
      +2     +4      +6      +8             20+2=22



Missing numbers 22,24