Answer: 0.11 liters per second
Step-by-step explanation: 1000 divided by 15 to find how many liters per minute.
1000/15 = 6.6667 (I rounded)
6.6667 divided by 60 to find liters per second.
6.6667/60 = 0.11111166666
Simplified: 0.112 liters per second.