A Bacteria Culture Starts with 500 Bacteria and Doubles Every

A bacteria culture starts with 500 bacteria and doubles every 2 hours. How many bacteria are there after 6 hours?

A) 1,000
B) 1,500
C) 2,000
D) 2,500
E) 3,000
F) 4,000
G) 5,000
H) 10,000