yes Agree with Kishor..

you can......

Yes offcourse... Whats the big deal in that.... Not at all required to use new rupee symbol

yes u can write

please can u tell the best institute which gives correspondance test series of ca final?i dont have any coaching centre in my city which can coduct regular test of ca final papers

Yes ofcourse. you can use whatever u want (out of two mensioned).

Regards,

Aditya