Circle of 5ths Retrieval

How many semitones are there in the interval of a 5th?

G major has one sharp. Go up a fifth to work out what major key has two sharps

What key has one flat in it?

To work out the relative minor of any major key (eg the minor key that shares the same key signature with a major key) how many semitones down do you need to go?

What major key has 4 sharps?

Which MINOR key has 1 sharp?

What is the first sharp to be added (this is the sharp we need to play in G major)?

Order of the flats - B, E, ?, D, G, C, F

What is the missing one highlighted by a question mark

(a)  

Order of the sharps, F, C, G, D, A, ?

Which one is missing highlighted by the question mark?

(a)  

When you go backwards (anti clockwise) round the circle of fifths what ascending interval exists between each key?