1 and 2.
16 evenly goes into it 18 times, with a remainder of 14.
16. But 11 does not go into 179 evenly completely. At max, 16.
1, 2, 3, 6, 9, 18 go into 18 evenly.
2
Two.
The HCF of 16 and 64 is 16
No but it goes into 36 evenly. 18x2=36 not 32
1, 2, 4, 8, 16.
It is: 1
Just 1
Just 1.