5400 employees
60÷3=20 because you want to find how many employees per supervisor.
270×20=5400 because you want to find how many employees there are and there are 20 employees/ supervisor.
The cube root of -1000p^12q^3 would be -10p^4q^1. Since -10^3 (p^4)^3 (q^1)^3 is -1000p^12q^3.
For your first question the answer is C(-2) and your next question the answer is A(-28)