The workforce of Company nokia is 60% female. The company hired 20 additional male workers, and as a result, the percent of female workers dropped to 50%.How many employees did the company have after hiring the additional male workers?	Choose the correct choice:
A) 130
B) 135
C) 150
D) 145
E) 140
let x be the total worker then 0.6x =female worker and 0.4x is male worker then 20 male worker added   06x/(0.4x +20) = 50/100 or 60x = 50*( 0.4x+100) = 20x+ 5000 or 40x = 5000 , x = 125   total worker = 125 +20= 
<gadget id="calculator">125 +20</gadget>
<output>145</output>
145   145
<result>D</result>
The workforce of Company nokia is 60% female. The company hired 20 additional male workers, and as a result, the percent of female workers dropped to 50%.How many employees did the company have after hiring the additional male workers?