If 7 persons can do 7 times of a particular work in 7 days, then, 9 persons can do 9 times of that work in
?	Pick one:	A) 3 days	B) 8 days	C) 9 days	D) 11 days	E) 7 days
That is, 1 person can do one time of the work in 7 days.   Therefore, 9 persons can do 9 times work in the same 7 days itself.   Option '7 days'
<result>E</result>
If 7 persons can do 7 times of a particular work in 7 days, then, 9 persons can do 9 times of that work in
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