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Is double set matrix applicable here

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Senior Manager
Joined: 10 Nov 2010
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Location: India
Concentration: Strategy, Operations
GMAT 1: 520 Q42 V19
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Kudos [?]: 301 [0], given: 22

Is double set matrix applicable here [#permalink]

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29 Mar 2011, 09:20
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Difficulty:

(N/A)

Question Stats:

67% (02:19) correct 33% (02:00) wrong based on 6 sessions

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Guys for this 2 sets, 3 choices Problem, Is double set matrix ill help solving the problem.i tried with double set matrix but found difficult to organize the information in cells.

Pls share any approach to solve.

thanks
[Reveal] Spoiler: OA

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Joined: 16 Nov 2010
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Location: United States (IN)
Concentration: Strategy, Technology
Followers: 33

Kudos [?]: 514 [1] , given: 36

Re: Is double set matrix applicable here [#permalink]

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29 Mar 2011, 21:00
1
KUDOS
From (1) F(M or N) = 100 - 40 = 60 (Voters who responded favorable to at least one of M or N)

60 = 40 + 30 - F(M&N)

=> F(M&N) = 10, Sufficient.

From (2) UF(M or N) = 20 + 35 - 10 = 45

not sufficient to find F(M&N)

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Re: Is double set matrix applicable here   [#permalink] 29 Mar 2011, 21:00
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