Pashtuns and Hazaras in Afghanistan

1) What percentage of the population do Pashtuns and Hazaras make up in Afghanistan?
45% and 8%
2) Where do Pashtuns mainly live? What language do they speak?
Pashtu and live in Kabul
3) Where do Hazaras mainly live? What language do they speak?
Farsi and live in dry mountains
4) What effect did the Soviet Invasion of 1979 have on the Pashtun/Hazara ethnic groups?
December 1979 has been the major determining factor in Afghanistan's ethnic relations since that point in time
5) From what you read, why is there a conflict between Amir and Hassan? How does what you learned explained their relationship?
They are best friends and there ethnic group are different