E Flat Major has 3 G Flat Major has 6
Cb major has all 7 flats
Such a key only exists in theory. C major has zero flats. C-flat major has 7 flats. C-double-flat major would have 14 flats.
There are no flats in D major, but there are 2 sharps. C sharp and F sharp.
The key of A-flat major contains four flats: B, E, A, and D.
Three
zero
There are no sharps or flats in C Major.
Two flats, B flat and E flat
7
It depends on which key you are referring to, all the keys with flats are: F major (1 flat) B-flat major (2 flats) E-flat major (3 flats) A-flat major (4 flats) D-flat major (5 flats) G-flat major (6 flats) C-flat major (7 flats) Likewise the relative minors are: D minor (1 flat) G minor (2 flats) C minor (3 flats) F minor (4 flats) B-flat minor (5 flats) E-flat minor (6 flats) A-flat minor (7 flats)
The key of E-flat major has three flats, not sharps. The flats are B-flat, E-flat, and A-flat. In terms of sharps, it is the key that is a minor third above C major, which has no sharps or flats.
C major has no sharps or flats.