Two pistons push down on the fluid filling two cylinders connected by a narrow hose,as shown in the figure.The area A1 is 1 square inch,and the area A2 is 10 square inches.A force of 4 pounds is exerted downward on piston 1,as shown. 
-The pressure on A2 is __________.
Definitions:
Unionized Workers
Employees who are members of a union, a group that negotiates with employers for better wages, benefits, and working conditions.
Minimum Wage
Minimum wage is the lowest legal remuneration that employers are allowed to pay their workers, established by government laws.
Quantity Demanded
The total amount of a good or service that consumers are willing to buy at a given price level in a given period.
Labor
The human effort, both physical and mental, used to produce goods and services.
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