Answer:
When is 1500 plus 20 and 1600 minus 40 the same thing?
When someone uses this acronym, you know you've got to pick up the pace
What goes up let's of a load and come back down
Before Google, we actually had to physically look things up in this building full of knowledge.
It speaks without a tongue, and listens without ears.
People take me on walks and I run and have fun. What am I?