Think of it like this:
F- Fat
C- Cats
G- Go
D- Downstairs
A- And
E- Eat
B- Breakfast
Fat Cats Go Downstairs And Eat Breakfast
B#
Three sharps; F-sharp, C-sharp and G-sharp.
E sharp has 3 sharps and 4 double sharps, the sharps are E sharp, A sharp, and B sharp.
There are BEADGCF flat and FCGDAEB sharp in that order.
G# Maj - 6 sharps and 1 double sharp G# Min - 5 sharps
The major key with the most sharps is C-sharp major, which has seven sharps. The sharps in this key are F-sharp, C-sharp, G-sharp, D-sharp, A-sharp, E-sharp, and B-sharp. C-sharp major is often considered challenging for performers due to the complexity of its key signature.
There are six sharps in F sharp major.
The key signature with 7 sharps is C-sharp major. In this key, the sharps are F-sharp, C-sharp, G-sharp, D-sharp, A-sharp, E-sharp, and B-sharp. Its relative minor is A-sharp minor, which also features the same key signature.
B Major and G sharp minor. The sharps are F, C, G, D, and A sharp, in that order.
F-sharp minor contains three sharps: F, C, and G.
Three sharps mean the piece is played in the key of A. If one sharp is in front of Middle C, you play C sharp. If two sharps are in front of Middle C, you play D. If three sharps are in front of Middle C, you play D sharp.
That would be C-sharp major. Every note is sharp.