Income tax return

Dear Guru,

One of the my friend father is retd from state services and getting pension approx 300000 yearly and he has also received interest near about 340000 on previous fixed deposit. He has also invested 150000 lac in same period as FD. Please tell me what will be total eraning in this case and how the Taxes will be depostied to IT dept?

Thanking you in Advance !!!

With Regards: