40*50=2,000 Hours so 2,000*10=20,000 and 20% of 20,000 is 4,000 so $4000 is how much Anna pays in taxes.
Tomb builders were important because tombs were important.
Egyptians believed that in order to have a good afterlife, one needed to be properly prepared; one's images and special funerary texts were needed, in needed a company of many objects and statues. Tomb builders were responsible for this also; in a way they were the ones to make sure you would have a good afterlife.
In DSM-IV, personality disorders are being divided into three or namedly, into three clusters. They are cluster a, cluster b and cluster c. In the given question above, the cluster c disorders are about personality disorders in regards to being an obsessive compulsive, the feeling of being avoidant towards others and the feeling of being dependant. These characteristics are all about being anxious and fearful towards self, society and other factors that will trigger this characteristic.
The position described in the quote (governor) compares closest to the U.S. president. Governors are the chief executive officers of the fifty states and five commonwealths and territories. They are, in other words, the managers and leaders of the states, so they are comparable to the U.S. president, although on a smaller scale.