yes, a positive number is always greater than a negative number
Yes, 9 is bigger than 4.9 is.
9 kilograms is bigger than 4.2 kilograms because 9 is bigger than 4.2
No -1 is bigger
Yes, 9 fl oz is bigger than a cup.
4/9 is bigger than 3/8 or 0.444 is bigger than 0.375
No, 1.09 is bigger than 1.05.
7/10 is bigger than 6/9
Yes, 6/7 is bigger than 9/11.
No because 9/12 is bigger
90
You didn't mention what it was supposed to be bigger than. Multiples of 9 less than 60 are 9, 18, 27, 36, 45 and 54.
No, -3 is less than 0 which is obviously less than 9.