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the police force in town

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the police force in town

by sanju09 » Mon Jul 26, 2010 1:36 am
What is the ratio of male to female officers in the police force in town T?

1. The number of female officers is 250 less than half the number of male officers.
2. The number of female officers is 1/7 the number of male officers.

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by outreach » Mon Jul 26, 2010 3:26 am
B
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by selango » Mon Jul 26, 2010 10:55 am
M/F?

stmt1,

F=1/2M-250

2F=M-500

F=(M-500)/2

M/F=M/(M-500)/2=2M/(M-500)

No info abt M.

Insufficient.

stmt2,

F==1/7M

M/F=7

Sufficient.

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