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paidlukkha
Joined: 11 Nov 2014
Last visit: 21 Apr 2017
Posts: 248
Given Kudos: 17
Location: India
Concentration: Finance, International Business
Schools: ISB '18 Great Lakes '18 SPJ PGPM"17 LBS '18 NTU '18 NUS '18
WE:Project Management (Telecommunications)
Updated on: 02 Sep 2016, 08:48
Originally posted by paidlukkha on 02 Sep 2016, 06:50.
Last edited by paidlukkha on 02 Sep 2016, 08:48, edited 1 time in total.
Last edited by paidlukkha on 02 Sep 2016, 08:48, edited 1 time in total.
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A
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
5%
(low)
Question Stats:
95% (01:05) correct
5%
(01:43)
wrong
based on 683
sessions
History
Date
Time
Result
Not Attempted Yet
Of the 65 cars on a car lot, 45 have air-conditioning, 30 have power windows, and 12 have both air-conditioning and power windows. How many of the cars on the lot have neither air-conditioning nor power windows?
(A) 2
(B) 8
(C) 10
(D) 15
(E) 18
(A) 2
(B) 8
(C) 10
(D) 15
(E) 18
Solving this question helps.
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31 Jul 2017, 08:56
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I follow MGMAT's advice for problem such as this and use double matrix. It keeps the data organized. Also provides an easy way to reconfirm the answer (by adding up the rows and columns). The Double matrix for this question is attached. Light blue is given and green is what is needed.
Final answer = 2
Answer choice : A
Final answer = 2
Answer choice : A
Attachments
Double tree question.png [ 15.67 KiB | Viewed 18283 times ]
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