I think you misunderstand me. Doing 100 servers for 16 hours and scaling down to 30 servers for 8 hours a day is more expensive than running 100 reserved instan

I think you misunderstand me. Doing 100 servers for 16 hours and scaling down to 30 servers for 8 hours a day is more expensive than running 100 reserved instances for 24 hours a day. (100 reserved instances == average of 60 on demand instances).