A system was programmed to remove cookies at a constant rate. It started with 5,000 cookies and had 4,000 left after an hour, assuming this constant rate continues, what was the rate of change of their lost army?
Azero cookies per hour
Bone cookie per hour
Cone hundred cookies per hour
Done thousand cookies per hour
Azero cookies per hour
Bone cookie per hour
Cone hundred cookies per hour
Done thousand cookies per hour