Question

If k is the smallest positive integer such that (2^k)(5^300) has 303 digits when expanded, then the
sum of the digits of the expanded number is

A) 11 B) 10 C) 8 D) 7 E) 5

Answer 1

If k is the smallest positive integer such that \[(2^k)(2^{300})\] has 303 digits when expanded, then the sum of the digits of the expanded number is:

A) 11 B) 10 C) 8 D) 7 E) 5

Answer 2

Anyone?