Comprehension Passage
Following paragraph shows percentage awards secured by BJP, INC, NCP, others and NOTA in Maharashtra assembly elections.

If the votes secured by BJP in Maharashtra is 4.2 million more than the number of what is secured by INC in Maharashtra, then what is the average number of votes secured by all 5 given parties in Maharashtra?
1
8 million
2
7.5 million
3
7 million
4
9 million
5
none of above