Answer:
I am black when you buy me, red when you use me. When I turn white, you know it's time to throw me away. What am I?
What gets bigger when more is taken away?
I break away from my pack. I create holes in my victims. I can travel for miles and then disappear. I am part of a dying breed. What am I?
I'm tall when I'm young and I'm short when I'm old. What am I?
The Titanic is still here. What am I?
What never gets any wetter no matter how hard it rains?