According to surveys by the National Institute on Drug : GMAT Sentence Correction (SC)
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# According to surveys by the National Institute on Drug

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Intern
Joined: 11 Aug 2005
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Location: North Carolina
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According to surveys by the National Institute on Drug [#permalink]

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24 Aug 2005, 19:41
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According to surveys by the National Institute on Drug Abuse, about 20 percent of young adults used cocaine in 1979, doubling those reported in the 1977 survey.
(A) doubling those reported in the 1977 survey
(B) to double the number the 1977 survey reported
(C) twice those the 1977 survey reported
(D) twice as much as those reported in the 1977 survey
(E) twice the number reported in the 1977 survey
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Joined: 13 Jun 2004
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24 Aug 2005, 20:45
between D and E
but I would go for D because in E we dont know if we talk about the % or the number of people
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Re: SC: According to surveys by the National Institute [#permalink]

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25 Aug 2005, 08:34
E is my answer, however, I prefer the word doubling to twice.

pjreddy_rec wrote:
According to surveys by the National Institute on Drug Abuse, about 20 percent of young adults used cocaine in 1979, doubling those reported in the 1977 survey.
(A) doubling those reported in the 1977 survey
(B) to double the number the 1977 survey reported
(C) twice those the 1977 survey reported
(D) twice as much as those reported in the 1977 survey
(E) twice the number reported in the 1977 survey
Re: SC: According to surveys by the National Institute   [#permalink] 25 Aug 2005, 08:34
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