Matter of house property


(Guest)

good afternoon experts

 my freind from uttarakhand ( kashipur) he taken a home loan.he does lived in this house.his emi is 30000 (25000+5000) .sir i don"t know municiple value and gav plz sir help plz tell me my calculation is right or wrong 
rent received=(7000*12)= 84000 
30% of standrad deduction=84000*30/100)=25200 
interest on borrowed capital=60000
 than total taxable income=84000-25200-60000=-1200.
 please tell me that this amount will less from my salary
 please told me also this 
1-is this compulsery that at the time of calculate income from house property.gross annual value and municiple tax is must.can we do not calculate tax without knew gross annual value and municiple tax as I already do above . 
2-can I take benefit of both hra and home loan deduction.