Key signatures

1 sharp: G major/ e minor

2 sharps : d major / b minor

3 sharps: a major/ f# minor

4 sharps: e major/ c# minor

5 sharps: b major/ g# minor

6 sharps: f# major/ d# minor

7 sharps: c# major/ b# minor

1 flat: f major/ d minor

2 flats: Bb major/ g minor

3 flats: Eb major/ c minor

4 flats: Ab major/ f minor

5 flats: Db major/ Bb minor

6 flats: Gb major/ Eb minor

7 flats: Cb major/ Ab minor