Answer:
21 security workers
Step-by-step explanation:
Calculation for how many security workers that was hire
First step is to calculate the amount earned by each employee
Amount earned=80 hours x $14
Amount earned=$1,120
Last step is to calculate how many security workers that was hire
Using this formula
Numbers of Security hired=Security workers labor cost /Amount earned
Let plug in the formula
Numbers of Security hired=$23,520/$1,120
Numbers of Security hired=21 security workers
Therefore the numbers of Security workers that was hired will be 21