How much weight can i loose in two months if..?

How much wight can i loose in two months if i only eat maxamin 300 calories a day Oh and i will be doing exersice like 100 jumping jacks with 100 situps , running for like 30 minutes and riding my bike for 30 minutes to. If you know how much weight i can loose doing that every day for two months PLEASE PLEASE !!! ...please!! tell ME ...Please ??? and you can go ahead an lecture me but only as long as you tell me how much weight might i loose ...Thankyou!!