F1 visa stamping in London.. india financial statement will work

Hi i am on UK ILR . i am 37 years old. staying in UK since 6years…i completed btech in Madras university in india on 2003.now i applied for MS(CS) in Silicon valley uniersity . i got amission i-20.now my concern is . i have funds from india from father’s account.he will give me supporting letter (financial document for money). and i have my own property that could be equals 2 cores indian property.i will get Charted account statement for that.with my father’s financials support document and my properties (CA) statement can i go for visa interview.can you please advise me what are the stamping rate in US embassy in UK for f1 students.and i am 37 years old. will they ask any questions on my age…i mean will they concentrate on my age…if so what kind of questions they may rise.i have1) validpassport, school i-202)financial documets3) UK ILR4) statements from indian consultency5) SEVISplease give me advise .

will they ask me if you are working in UK … why you have funds from india… please advise me…