Need Suggestion on Salary planning.

I am 27/M/single, will be getting 1.2L per month in new job till now i was earning around 37k per month. I recently paid my education loan.

My expenses --> 1. Pg + rent + food + travel : 25k per month 2. Personal loan emi : 6.5k (1.8L remaining) 3. Sister pocket money : 2.5 k

Investment --> 1. Sip : 3.5 k 2. RD: 3.5k

Please advice how can i invest and move forward with this salary. My next 1 year goal is to save for my marriage and to buy house in my hometown worth 30lacs

Please suggest 1. how much should i save ? 2. Where to invest? 3. Is it fine to buy house in hometown worth 30lakh in next 1 year with home loan ?