SOLUTION: Mr. Smith is appointed as the principal of a school. In order to keep the building safe, he appoints 2 hall monitors for every hallway, and 4 supervisors for every 20 hall monitors

Question 1206225: Mr. Smith is appointed as the principal of a school. In order to keep the building safe, he appoints 2 hall monitors for every hallway, and 4 supervisors for every 20 hall monitors.
Mr. Smith’s school has 30 hallways. How many supervisors does Mr. Smith need to appoint?
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

given:
there are hallways
monitors for each hallway, means there are total monitors
there are sets of monitors, and for each set
that means that there are supervisors needed to be appointed
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