The largest composite number between 1 and 50 is 50.
As an even number, the largest composite number between 1 and 60 is 60.
No "largest" composite number exists.
The largest composite number between 1 and 60 (inclusive) is 60. The largest composite number between 1 and 60 (exclusive) is 58.
The largest single digit composite number is 9. The largest prime number is 17 million digits long. The definition of a composite number is any number that has at least one positive divisor other than one or the number itself (it is not a prime number). The largest composite digit is therefore longer than the largest prime number by at leaf +1.
99 is the largest composite number before 100.
There is no largest composite number. Nor is there a largest sequence of consecutive composite numbers - those sequences can become arbitrarily long.
The largest 2 digit composite number is 99.
It is: 99
Since the largest composite number can't be named, there's no way of telling what's sixth on that list.
It is: 9