Yes.
Because 55 is an odd number. All the factors of odd numbers are odd.
Yes.
55 is odd. All numbers ending in five are odd.
Yes, the factors of all odd numbers are odd numbers.
1 and 5 are the factors of 20 which are odd.
55 has four factors... 1, 5, 11 & 55
48 has both even and odd factors.
All odd numbers have odd factors.
Any odd number.
All nonzero numbers have factors. Some factors are even numbers, some factors are odd numbers.
All of the odd numbers in that range can be factors.
The factors of 55 are 1, 5, 11, and 55. Prime factors of 55 are 5 and 11.