The key of G Major has one sharp: F#
The key of D has two sharps(F# and C#) and the key of G only has one sharp(F#)
None, only flats. B flat in F major, B, E, A, and D flat in F minor.
A major, or F# minor
The key of Gmajor has 1 sharp which is F sharp.
F# is a sharp key. A key is either sharp, natural, or flat. Never all three or two. Only one.
G has only one sharp, which is F-sharp.
The key of G Major has one sharp: F#
The key of D has two sharps(F# and C#) and the key of G only has one sharp(F#)
F# major. f sharp, c sharp, g sharp, d sharp, a sharp, e sharp
None, only flats. B flat in F major, B, E, A, and D flat in F minor.
A major, or F# minor
The key with three sharps is A major, however A major uses C sharp - alongside with G sharp and F sharp - instead of D sharp.
No key signatures contain only those three sharps. With the A-sharp, it could be the keys of B major, F-sharp major, or C-sharp major (or any of their relative minor keys).
Key of F#, key of B, key of E, key of A, key of D, and key of G
B Major is the 1st major scale that CONTAINS A sharp and F sharp within its key signature but has a total of 5 sharps which are, F# C# G# D# A# F# Major also CONTAINS A sharp and F sharp within its key signature but has a total of 6 sharps which are, F# C# G# D# A# E# C# Major also CONTAINS A sharp and F sharp within its key signature but has a total of 7 sharps which are, F# C# G# D# A# E# B#
The key of Gmajor has 1 sharp which is F sharp.