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# Fifty percent of the articles in a certain magazine are written by sta

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Math Expert
Joined: 02 Sep 2009
Posts: 49303
Fifty percent of the articles in a certain magazine are written by sta  [#permalink]

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19 May 2016, 03:27
00:00

Difficulty:

45% (medium)

Question Stats:

74% (02:00) correct 26% (01:50) wrong based on 88 sessions

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Fifty percent of the articles in a certain magazine are written by staff members. Sixty percent of the articles are on current affairs. If 75 percent of the articles on current affairs are written by staff members with more than 5 years experience of journalism, how many of the articles on current affairs are written by staff members with more than 5 years experience?

(1) 20 articles are written by staff members.
(2) Of the articles on topics other than current affairs, 50 percent are by staff members with less than 5 years experience.

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Manager
Joined: 07 May 2015
Posts: 175
Location: India
GMAT 1: 660 Q48 V31
GPA: 3
Re: Fifty percent of the articles in a certain magazine are written by sta  [#permalink]

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19 May 2016, 11:54
1
St 1: 20 articles are written by staff
so total articles = 40

number of articles on current affairs = 60% of 40
current affairs written by staff with more than 5 years of experience = 75% of 60% of 40 = 18
Sufficient

St2: No information on the number of articles
insufficient

Ans: A
Non-Human User
Joined: 09 Sep 2013
Posts: 8153
Re: Fifty percent of the articles in a certain magazine are written by sta  [#permalink]

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28 Sep 2017, 22:10
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Re: Fifty percent of the articles in a certain magazine are written by sta &nbs [#permalink] 28 Sep 2017, 22:10
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# Fifty percent of the articles in a certain magazine are written by sta

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