jack is learning to play the piano which has 88 keys. if there are twelve unique keys in each octave, how many complete keys are on the piano?? EXPLAIN

Question

anonymous · Answer

My understanding of this question is:
The first eleven keys are all different notes.  The twefth key is the same as the first key (different octave though).  So, a complete grouping of notes consists of 11 keys and we have 88/11= 8 complete keys on the piano.