Some persons can do a piece of work in 20 days. Two times the number of these people will do half of that work in?
Choose the most appropriate option:
A) 3	B) 4	C) 5	D) 6	E) 8
20/ (2 * 2)= 
<gadget id="calculator">20/ (2 * 2)</gadget>
<output>5</output>
5 days   Answer:5
<result>C</result>
Some persons can do a piece of work in 20 days. Two times the number of these people will do half of that work in?