When 490 is added to 30% of a number, we get that number itself. Then that number :
A490
B500
C700
Dnone of these
A490
B500
C700
Dnone of these
Related Questions:
Express the following as a vulgar fraction.
$$Find the number of zeros at the right end of
$12^5\times25^2\times8^3\times35^2\times14^3$