Which of these regulations is determined on the federal level?

The correct answer is what the minimum-wage employees are paid.  

A regulation that is determined at the federal level is what the minimum-wage employees are paid.  

The minimum-wage is regulated by federal level. It is the lowest amount of money that an employee receives for an hour of work. The Department of Labor. The Employment and Labor Law is a governmental regulation for businesses that hire employees. The First Employment Law Advisor is an important tool to know what employment laws are required for any kind of business.  

they both built pyramids.

the amount of the purse is, $120.

tax rate =9%

first find the the total tax she paid on the amount is equal to the 9% of $120 i.e,

now,

total amount paid by shalika = $120 +$10.8 = $130.8