9
10, 20, 30, 40, 50, 60, 70, 80, 90
or 11 if you are including 100
1,000,000,000,000,000
ther are 5 zeros in one lakh
14.3 trillion, translated into numerals is 14,300,000,000,000. So, it has 11 zeros.
About 110km
498
17
ther are 99 palindromes in between 1 and 1000.
-20
is ther a difference between a country and principality
ther's no answer
a lot