In how many ways can 5 man draw water from 5 taps if no tap can be used more than once?	Choose one:	A) None of these	B) 720	C) 60	D) 120	E) None of these
Explanation :   1st man can draw water from any of the 5 taps   2nd man can draw water from any of the remaining 4 taps   3rd man can draw water from any of the remaining 3 taps   4th man can draw water from any of the remaining 2 taps   5th man can draw water from remaining 1 tap   5	4	3	2	1   Hence total number of ways = 5 x 4 x 3 x 2 x 1 = 120. Answer : Option 120
<result>D</result>
In how many ways can 5 man draw water from 5 taps if no tap can be used more than once?