Answer:
So both the statements (1) and (3) contradict each other.
Explanation:
There are 3 statements in the given question.
(1) John, Elizabeth and Franco read 27 books among them for a class.
It means on an average
books were read by each student.
(2) Franco read 6 books
(3) None of them read more than 7 books.
But by statement (1) every student read average 9 books.
So both the statements (1) and (3) contradict each other.