No.
The hcf of 19 and 56 is 1.
It is already in its simplest form. 19/56 cannot be simplified any fuether
No, it can be simplified as: 119/56
28 over 56 simplified is 1/2.
39/56 cannot be simplified further.
no
no
No, it is already simplified.
36/56 = 9/14
2/56 = 1/28
56/159 is in its simplest form.
40/56 = 5/7
It is: 56/80 = 7/10