eight
there are 8
In the modern (tempered) major scale the interval between the third and fourth, the seventh and octave is always a semitone. In C-major where there are no sharps or flats the third and fourth notes are E and F, the seventh and octave is B and C. That is why there are no sharps or flats. It also occurs in f-major between the 7th and octave
In piano: A scale includes the full 8 notes from a given octave. An octave is a series of 8 notes, if its a C octave, it includes C D E F G A B and C. The scale includes the sharps and flats required of a key.
Sounds like you already know this. But the answer is 8. Unless you are talking chromatics here, then there's 13 because of sharps/flats
F major contains one flat and no sharps.
F major contains no sharps at all. It contains one flat.
E sharp has 3 sharps and 4 double sharps, the sharps are E sharp, A sharp, and B sharp.
An octave is made up of notes spanning from A to G, from one A to the next A is an octave, and the word 'noat' is spelled 'note'.
One (f sharp)
One can purchase an Octave pedal from many different stores and retailers. Some examples that sell Octave pedals include Musician's Friend and Cheaper Pedals.
34 sharps
A major has 3 sharps, A minor has no sharps or flats.