1)
Should Daniel know the Perush because all other Chachamim did not know it?
1.
Malbim: Yes! This is not a simple dream. Rather, it pertains to kingship, for I, the king, dreamed it. It is matter of the Klal, especially since I am awesome to kings of the land. It is above magic and astrology. You can explain it, for you have Ru'ach Elokim, which tells you matters of the Klal.
2)
What is the meaning of "v'Ant Kahel"?
1.
Rashi: You are able.
