3
The number is 24.
Itself and any of its factors
72 does not go into 101 evenly.
Yes, because 72 can go into 72 evenly.
Not evenly.
Any number of the form 72*k, where k is an integer, is evenly divisible.
The hcf of 60 and 72 is 12
2.
1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, and 72 can.
42 will not divide evenly into 72. You an divide 42 into 72 but there will be a fraction.
Only the number one.