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According to surveys by the National Institute on Drug

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According to surveys by the National Institute on Drug [#permalink] New post 21 Aug 2008, 20:48
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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


please explain with ur ans!
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Re: one more SC [#permalink] New post 21 Aug 2008, 21:15
Ans should be D i feel coz of idiom saying x as much as y.
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Re: one more SC [#permalink] New post 21 Aug 2008, 22:41
stallone 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

please explain with ur ans!


We are talking about "20 percent" (of young adults)
IMO, E is correct
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Re: one more SC [#permalink] New post 21 Aug 2008, 22:52
stallone 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


please explain with ur ans!


E. "twice as much as those" in D should be "twice as many as those" because those (young adult) is countable.
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Re: one more SC [#permalink] New post 21 Aug 2008, 23:45
thanks Tiger n others

OA is E

can you please explain why C cant be answer
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Re: one more SC [#permalink] New post 22 Aug 2008, 05:53
stallone wrote:
thanks Tiger n others

OA is E

can you please explain why C cant be answer


Twice is adverb...so 'twice those (adults)' is not a right usage...'tiwce' means two times here. Other thoughts?
Re: one more SC   [#permalink] 22 Aug 2008, 05:53
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