If k is an integer and 0.0010101 x 10^k is greater than 10, what is the least possible value of k?	Answers:
A) 2  B) 3  C) 4  D) 5  E) 6
0.0010101 * 10^k &gt; 10   We need to move the decimal point to the right 4 places to get 10.101   This is equivalent to multiplying by 10^4.   The answer is 4.
<result>C</result>
If k is an integer and 0.0010101 x 10^k is greater than 10, what is the least possible value of k?