pls expert help and support me

Q. M/S. savitha industry received the following articles during February 2012
particular amount

1. raw materials 480000
2. lubricating oil 60000
3. diesel 150000
4 . quality testing machine 190000
5. pollution control 80000
6. packing material 150000
7. processing material 160000
8. office equipment 120000

the excise duty is @ 14.42% calculate the total cenvat credit avaliable

thanks to all experts