Macbeth Act 3, scene 1

what suspicions does Banquo voice? he suspects that Macbeth killed king duncan
who besides Banquo knows of the witches prophesies? Macbeth
Why does Macbeth question Banquo about his plans? because he suspects he knows something
what doubts does Macbeth have that he says is troubling him? he is king for no reason, all of his royalty will go to Banquo’s son
what does Macbeth tell the murders about Banquo?
According, to macbeth why cant he kill Banquo himself? because they have common friends
who else are the murders going to kill? Fleance