The salary of all officers is increased twice successively by 20%. What is the net percentage increase in their salaries?
Answers:	A) 20%	B) 40%	C) 21%	D) 44%	E) 48%
M . F = 120/100*120/100 = 36/25   Net % increase = ( M . F -1 ) *100 =( 36/25-1) * 100   11/25 *100= 
<gadget id="calculator">11/25 *100</gadget>
<output>44</output>
44 %   ANSWER:44%
<result>D</result>
The salary of all officers is increased twice successively by 20%. What is the net percentage increase in their salaries?