1.   What number is shown in the figure?
   
    A. 164 B. 461
    C. 146 D. 416
    Hint

  2.   What number is shown in the figure?
   
    A. 287 B. 782
    C. 728 D. 278
    Hint

  3.   What number is shown in the figure?
   
    A. 792 B. 279
    C. 729 D. 297
    Hint

  4.   What number is shown in the figure?
   
    A. 189 B. 819
    C. 198 D. 891
    Hint

  5.   What number is shown in the figure?
   
    A. 150 B. 510
    C. 15 D. 51
    Hint