In key signatures with sharpest the key is

The key with the sharpest in the key signature is the key of G major.

To determine what key has the most sharps in its key signature, you can follow a systematic approach.

1. Start with the order of sharps: FCGDAEB.
2. Count the number of sharps in the key signature.
3. Identify the last sharp in the key signature.
4. The key with the most sharps is one half-step higher than the last sharp.

Let's apply this method.

For example, if the key signature has 4 sharps, the sharps would be F#, C#, G#, and D#. The last sharp, in this case, is D#. Now, find the key one half-step higher than D#, which is E. Therefore, the key with the most sharps in this case is E major.

If the key signature has 5 sharps, the sharps would be F#, C#, G#, D#, and A#. The last sharp is A#. One half-step higher than A# is B. So, the key with the most sharps in this case is B major.

Continuing this process, you can determine the key with the most sharps for any given key signature.

In key signatures with sharps, the key is determined by looking at the sharp symbol(s) listed. The key will be the note that is a half step above the last sharp note listed. To find the key, you can follow these steps:

1. Identify the last sharp note listed in the key signature.
2. The key will be the note that is a half step (or one key on the piano) above that last sharp note.

Here are the key signatures with sharps and their corresponding key:

1 sharp: Key of G major (F#)
2 sharps: Key of D major (F# and C#)
3 sharps: Key of A major (F#, C#, and G#)
4 sharps: Key of E major (F#, C#, G#, and D#)
5 sharps: Key of B major (F#, C#, G#, D#, and A#)
6 sharps: Key of F# major (F#, C#, G#, D#, A#, and E#)
7 sharps: Key of C# major (F#, C#, G#, D#, A#, E#, and B#)

So, the key in key signatures with sharps is determined by the last sharp listed.