One of the biggest reasons was that there were some revolutions that happened around the lat 19th century. They were primarily sparked by lower class individuals who were looking for more money to support themselves/families.
Answer:
<h2>Petroleum that is worthwhile extracting is usually found trapped in layers of permeable rocks by other layers of impermeable rock, but more recently reserves of gas and oil are being extracted from shale which is an impermeable rock but is porous in the sense that there are spaces (pores) within its structure in which ...</h2>
Answer:
412.8
Explanation:
The price of one set of sheet is

Here Carla wants to buy 8 sets of sheets; however, there is a 2x1 discount, this means that the price she pays will be the price of only 4 sets of sheets, so:

However, we are also told that there is an additional 20% discount.
The amount of the discount is:

So the discounted price will be:

So, Carla will pay 412.8 soles.
Answer:
B
Explanation:
because Z is the cooled magma and X and Y are the soil/ solid rock