One night 18 percent of the female officers on a police force were on duty. If 180 officers were on duty that night and half of these were female officers, how many female officers were on the police force?
(A) 90
(B) 180
(C) 270
(D) 500
(E) 1,000
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6 comments:
ans)D
500
its D
ans is D
D
how please explain
given 18% are in duty.tat nite 180 are totl offi and 50% are females means 90 are thr.....
hence
18%-90
100% -?
(100/18)*90=500
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