1. 100 (6,000/10=600; 600/3=200; 200/2=100)
2. Pet step
3. O beautiful for spacious skies, For amber waves of grain
5. Cedar, oak, and elm
6. Perhaps we should call this gorgeous new hotel the Caesar. (Code: Z=A, A=B, B=C, etc.)
7. Pat is four, and Jane is 12.
8. She sells seashells by the seashore.
Bonus Answer: Uniform Resource Locator