When is 1500 plus 20 and 1600 minus 40 the same thing?
Answer: military time
You can have it, and be at it,
But it never lasts forever.
The stack just might be sent all over. Full of what's new, yet it's nearly obsolete.See answer
I am a number with a couple of friends, quarter a dozen, and you'll find me again. What am I?See answer
Select a pack of riddles and try to solve it in an interesting way.
This riddle appears in the following downloadable PDF files: