Question

What is 100,000,000 written as a power of ten? a. 10^8 b. 10^9 c. 10^10 d. 10^11

Answer 1

$100,000,000 = 100 \times 10^6 = 1\times 10^8\\~~\underbrace{~~~~~~~~~~~~~~~}\\~~~~~~~~~8$

Your answer is a. 10^8