a.
35 = 3x25x2 = 610
35 = 3x205x20 = 60100
b.
610 = 0.6
60100 = 0.06
c. We can write 35 as:
610 = 60100 = 6001000 = 600010000 = ...
= 0.6; 0.60; 0.600; 0.6000; 0.60000;....