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At a party, 70 percent of the people attending are lawyers, and of tha

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At a party, 70 percent of the people attending are lawyers, and of tha  [#permalink]

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New post 10 Jan 2018, 23:55
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  25% (medium)

Question Stats:

89% (00:44) correct 11% (00:00) wrong based on 18 sessions

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At a party, 70 percent of the people attending are lawyers, and of that portion, 40 percent are lawyers from Firm A. If there are 84 lawyers from Firm A, what is the total number of people at the party?

A. 76
B. 120
C. 210
D. 250
E. 300

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Re: At a party, 70 percent of the people attending are lawyers, and of tha  [#permalink]

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New post 11 Jan 2018, 00:20
Bunuel wrote:
At a party, 70 percent of the people attending are lawyers, and of that portion, 40 percent are lawyers from Firm A. If there are 84 lawyers from Firm A, what is the total number of people at the party?

A. 76
B. 120
C. 210
D. 250
E. 300


Let the total # of people be X.
Then,
X*0.7*0.4=84.
Hence, X=300.


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Re: At a party, 70 percent of the people attending are lawyers, and of tha &nbs [#permalink] 11 Jan 2018, 00:20
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