Subsistence agriculture occurs when farmers grow food crops to meet the needs of themselves and their families. In subsistence agriculture, farm output is targeted to survival and is mostly for local requirements with little or no surplus.
George Washington's Proclamation of Neutrality
Well first I'm assuming you want to get 8% of 180000 which is 14,400.
I'm not entirely sure what the question wants but from what i can gather her total pay is $16,800.
It's mostly because the materials used when building the Pyramids of Egypt were stone, whereas the materials used during the building of the Ziggurats of Mesopotamia were mud bricks.