A certain company had a total annual expenditure of 1.89∗10^7 on employee salaries last year. If the company employed 420 people, what was the average employee salary?
Choose the most appropriate option.
A) $20,000  B) $25,000  C) $35,000  D) $40,000  E) $45,000
Given: Total annual expenditure of 1.89∗10^7 on employee salaries   Total employees = 420   Observe that 420*4 = 1890   Therefore try to bring the numerator in terms of 1890   Average salary = (1890*10^4) /420 = 4.5*10^4 = 45,000   Option $45,000
<result>E</result>
A certain company had a total annual expenditure of 1.89∗10^7 on employee salaries last year. If the company employed 420 people, what was the average employee salary?