Z,W,Y,X
the answer would be B)3 times
Z,W,Y,X
to Z,Y,W,X
to Z,Y,X,W
then flip letter order to W,X,Y,Z
if i read right that should work
Z W Y X
The sequence above may be changed in either of two ways . either two adjacent letters may be interchanged or the entire sequence may be reversed . what is the least number of such changes needed to put the letters into alphabetical order from left to right ?
A 2 b 3 c 4 d 5 e 6