Comprehension Passage
Direction: Read the following pie chart carefully and answer the following questions
The following pie chart shows the percentage of books of different authors sold in a book shop.
If the shop owner sold 80% books of Chetan Bhagat and 75% books of Khushwant Singh he had in total, what is the number of books remain unsold of Chetan Bhagat and Khushwant Singh together?
1
6101
2
6750
3
6050
4
7680