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LSAT的逻辑组题(四)a

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发表于 2012-8-15 13:26:27 | 显示全部楼层 |阅读模式
Time—35 minutes  
# Q+ e$ Q' b0 t) u8 r- N23 Questions
  w- S" v; U% ^+ n* aQuestions 1-5
0 y% o1 X  T; I3 [8 u0 I. g3 t5 K3 tIn certain recipe contest each contestant submits submits two recipes. one   O* K% a) i4 _7 b% S8 y
for an appetizer and one for a main dish Together the two recipes must include  $ K0 |4 T( v$ T
exactly seven flavorings—fenugreek, ginger, lemongrass, nutmeg, paprika,  8 [& Q- g5 \. ^. Y9 y' y
saffron, and turmeric—with no flavoring included in more than one of the two  : K' H: n* F6 f: x* q$ o
recipes. Each contestant’s recipes must satisfy the following conditions
$ u$ l1 p  M& |, G  ?  P/ @The appetizer recipe includes at most three of the flavorings.
7 g) a1 Q8 w# H1 s$ @/ ^3 NFenugreek is not included in the same recipe as nutmeg. - V8 i1 j$ O. {) m  U
Saffron is not included in the same recipe as turmeric
4 Y  o* M( P( t& J* K: R! hGinger is included in the same recipe as nutmeg ; s  a1 o5 S% l/ T5 t# ~
1. Which one of the following could be a complete and accurate list of the  $ w& e, `& ?0 l0 m/ L# e  I
flavorings included in one contestant’s main-dish recipe?
( m2 Q7 r5 \, _5 G5 W) _0 h(A) fenugreek, lemongrass, saffron ! n( u2 H/ j" x- c  I1 x3 g) Q
(B) fenugreek, ginger, nutmeg, turmeric ( r3 l. f7 m  {0 i7 h; D- {
(C) ginger, lemongrass, nutmeg, paprika
* }, m; L, m' h* Z, d(D) ginger, nutmeg, paprika, turmeric
( d! |' _% M, Q5 ]( Z(E) lemongass nutmeg, saffron, turmeric - {, M2 {7 ]" F2 }
2. If a contestant’s appetizer recipe does not include fenugreek, then the 3 t; J& \; h" J; |9 c# @2 o
contestant’s appetizer recipe must include ' u! l& }( L- P* R6 z9 E$ i
(A) ginger
7 s9 y- L& i) t(B) lemongrass ; Q" i) k0 ]" q1 q8 @  I
(C) paprika
) f5 X1 \, A) a! J9 L(D) saffron
! m9 L+ l1 p/ L/ Y* s0 q& _4 P$ l(E) turmeric ' S  u" H/ X3 V' @" t
3. Which one of the following could be a list of all of the flavorings included  
$ L; p4 b: J2 A' T0 fin one contestant’s appetizer recipe? 7 Y9 P( L$ P# j* M2 a
(A) fenugreek, saffron
, e9 s, H& H, Z5 L% i(B) ginger, nutmeg ( i3 l' B. l# g
(C) fenugreek, nutmeg, turmeric
6 P: o: c. f1 p4 l/ Z- @6 y(D) lemongrass, nutmeg, saffron
6 `+ g4 t* A1 t" j/ S  @5 D(E) fenugreek, lemongrass, paprika, turmeric 3 ?, T$ Q7 d; n6 N
4. If a contestant includes lemongrass in the same recipe as paprika, which one  ( n! W! P: L' H) o+ A
of the following is a flavoring that must be included in the contestant’s main-
# m3 ^7 \& i) \- ]! }( m! K6 B: gdish recipe? 2 n& h: w; G2 x9 R
(A) ginger
" n* S" n6 j4 F2 J- u) U(B) lemongrass ! i+ I2 ^* F$ \/ _. Z# Z
(C) nutmeg & U: P6 ?. K! V: K0 Z8 O2 C: P4 a# ?
(D) saffron ! `" _5 Y; _3 W' g
(E) turmeric ; Z6 m. b5 C3 a( l5 B5 |
5. If the condition that requires ginger to be included in the same recipe as  
2 T2 X* J% s  anutmeg is suspended but all of the other original conditions remain in effect. : d" }: n/ Y% V- `7 p9 o
then which one of the following could be a list of all of the flavorings  ( M' R6 O$ `& q6 l. J+ }5 l2 t
included in one contestant’s main-dish recipe?
9 p% P: F# s" l(A) ginger, lemongrass, nutmeg, paprika
, }+ p9 Y% |' o- r6 a; {# b(B) ginger, lemongrass, paprika, turmeric ; a5 F3 d1 g6 u# g" ]) o
(C) fenugreek, ginger, lemongrass, paprika, saffron , J# C% ]* ]$ w
(D) fenugreek, ginger, lemongrass, saffron, turmeric
' H5 J( C9 N/ N, D! ~4 ]- n% S; a(D) fenugreek,lemongrass, nutmeg, paprika, saffron
  V# j* V. s. r8 _/ E+ c- `3 ^, I- IQuestions 6-10
3 H! p1 J" N7 J. W* hSeven singer—Jamine, Ken, Lalitha, Maya, Norton, Olive, and Patrick—will  % U3 u0 B0 X+ s
be scheduled to perform in the finals of a singing competition. During the  
% u$ r) ]$ \0 Z6 u7 Sevening of the competition, each singer, performing alone, will give exactly  * T# o+ P) I  l9 _
one performance. The schedule for the evening must conform to the following  ' J6 S' [. E$ J' m2 T
requirements.
5 k) t3 G3 L8 g* tJamle performs immediately after Ken   Z' _8 e; q5 ^
Parick performs at some time after Maya + c" q! Y6 R/ m3 {4 d
Lalitha performs third only if Norton performs fifth. - A) T" X; z: `6 ~0 _9 A
If Patrick does not perform second, he performs fifth
. a  f! ^% V, N% Q% A; `6. Which one of the following is an acceptable schedule for the evening’s  
* V& L" z) }8 P( \: iperformers, from first through seventh?
( q6 P. p$ @" ~8 K. R% [(A) Ken, Jamie, Maya, Lalitha, Patrick Norton, Olive
1 L! ^" t  s8 B  N- W: B/ w(B) Lalitha, Patrick, Norton, Olive Maya, Ken, Jamie " i+ O) S6 b3 p- e
(C) Norton, Olive Ken, Jamie, Maya, Patrick, Lalitha 2 E. o. Q& k# B, {# ?5 v2 ~0 U
(D) Olive, Maya, Ken, Lalitha, Patrick, Norton, Jamie / w* G3 _' \: y- V5 a. Z" Y3 m
(E) Olive, Maya, Lalitha, Norton,Patrick, Ken Jamie
) w( e+ p* N" W/ D% D& ]& B7. If Lalitha is scheduled for the third performance which one of the following 4 f4 I/ s, @/ `7 g' P7 U7 R
must be scheduled for the sixth performance?
3 f2 W( L% }, G5 V' Y6 c+ J0 r(A) Jame
! P2 C" C: u; Y4 C3 S3 ^(B) Ken . o, `) o$ W5 L* e% ]1 d( i
(C) Norton ( R+ V# N5 u- m
(D) Olive
9 r. Q8 l  z+ h& a" }(E) Patrick
6 T0 I4 V+ G* l7 B4 X! Y. l8. If Norton is scheduled for the fifth performance, which one of the following  
% @+ f! z% ~7 I1 ]' x) J- j- B$ C- Mcould be true? ( o* E( |) i# }
(A) Jamie is scheduled for the sixth performance % T) ^. E/ @/ M
(B) Ken is scheduled for the second performance
, K& F' k( ]- B+ x% S  x  D(C) Lalitha is scheduled for the fourth performance.
2 u$ E7 [2 H! G7 t7 j(D) Maya is scheduled for the third performance
# W* @: N. h2 h- l( h# L! T(E) Olive is scheduled for the first performance
8 C! d0 }, e  b7 c- o& n5 X9. If Maya is scheduled for the performance. which one of the following could  - e$ r. h5 n7 C" s5 j! `4 M  I
be true?
  Q9 o4 \3 g  I, R' ^8 N( Q4 f7 m(A) Jamie is scheduled for the sixth performance ! h: u  m; ~" z7 l0 H) d
(B) Ken is scheduled forthe fourth performance
' [3 P" T5 ^4 ?2 ]5 m; U/ k(C) Lalitha is scheduled for the third performance
' K' i4 u! U; i6 C0 g(D) Norton is scheduled for the fifth performance
/ ^0 Z/ b! Q3 \+ ]  S(E) Olive is scheduled for the fourth performance # e; C0 p& _. d: R
10. If Jamie’s performance is scheduled to be immediately before Lalitha’s  
: A  W: v0 ^* z( iperformance, Jamie’s performance CANNOT be scheduled to be
% E6 z! S$ I$ x/ \4 g$ ]0 k% O3 Z/ [6 ](A) second
! t$ H6 n1 K# R5 {9 ](B) third
+ R* S; p  l+ n) R9 t5 u% }(C) fourth ; q0 U! Y, E1 Z8 o
(D) fifth # d# ~! Y- c( t( y% c0 w0 r+ k
(E) sixth ; h0 G7 a# y5 |
Questions 11-17 6 Y: z. O3 C! Y# d& W2 T; ^
At a small press, six texbooks, three introductory—F. G. and H—and three  3 \& O! s  X/ `
advanced—X, Y, and Z—will each be evaluated once by the editor, Juarez, and  8 `2 h9 u9 T% {6 j
once by the publisher. Rosenberg, during six consecutive wees—week 1 through  * |  @/ h  r, X' K
week 6 Each evaluator evatuates exactly one textbook per week. No textbook will
/ x3 |7 F( V) L# a& `" K3 ~0 Lbe evaluated by Juarez and Rosenberg during the same week. The following  
4 P/ Q: k- O8 R- r/ x& \additional constraints apply. ' |  S# f6 B; Q' b1 [1 F
Rosenbery cannot evaluate any introductory textbook until Juarez has 0 |3 i. |, r" E9 D) X$ S. A8 ]5 A% l
evaluated that textbook
) Y: X& X) j0 y4 A- C* TJuarez cannot evaluate any advanced textbook until  
& M+ _. c- d4 S4 G( {3 ]7 I# C7 FRosenberg has evaluated that textbook 4 l# o0 Q, c: R2 Z
Rosenberg cannot evaluate any two introductory textbooks consecutively  
- `, w2 G8 h! P. rJuarez must evaluate X during week 4. 3 B0 M1 Y. Z8 L. `" {1 }
11. Which one of the following is an acceptable evaluation schedule with the  9 O1 o# t3 l- A  K! T: N
textbooks listed in order of evaluation from week 1 through week 6? ' B$ |; D) Q4 m* S4 a
(A) Juarez F. G. X. Z. H. Y : E2 l) L* x% O& E  G
Rosenberg X. F. Z. G. Y. H : q% ~+ r: w* G! H4 E
(B) Juarez: F, Y, G, X, H, Z
: u* Z6 x# i  r' ERosenberg, Y, F, X, G, Z, H 5 r: O- @! I- o% d3 ?
(C) Juarez G, H, F, X, Y, Z   q8 q$ W/ t% r& ], Z8 @
Rosenberg X, G, H, Y, Z, F
3 m) g1 M1 S: ~( [! s, g(D) Juarez G, Z, F, Z, H, Y,  8 v* ?3 E5 _* U# F. `
Rosenberg Z, F, X, G, Y, H   P$ v, `9 B8 _
(E) Juarez H, Y, F, X, G, Z . {% u" W% \3 G2 i
Rosenberg X, H, Z, F, Y, G 8 d8 s6 c% N2 v! h! j$ ]
12. If Juarez evaluates H during week 3 and Rosenberg evaluates G during week  
, S/ E! B8 U% i  Y, q6, which one fo the following must be true?
) c7 b* c' K) X1 V* Q1 g2 x(A) Juarez evaluates F during week 1 - q$ S1 N% V* r  d
(B) Juarez evaluates G during week 2.
; F3 x) H+ }, R; f0 \' T' I# h(C) Juarez evaluates Z during week 6.
6 {/ y4 m7 ^# z(D) Rosenberg evaluates X during week 1
# M0 m& p) t1 p2 X2 W9 K(E) Rosenberg evaluates Y during week 5.
$ u* a) {2 B8 @5 j& `9 D13. If Juarez evaluates Z during week 2, then Rosenberg must evaluate which one
* t* V; _" f0 p  a" V% r) F$ f( R. Mof the following textbooks during week 5? 7 Y2 j& L0 `1 R0 b
(A) F
! E7 o7 `" @- ?8 |4 c& D(B) H
1 x0 z& V1 c% \/ u& Q(C) X
/ K7 W, {8 L! m/ w(D) Y
# K, I7 ^+ G$ t7 @+ {- t, q  }" o1 `(E) Z
0 f6 K, \! n7 t2 u8 H& W14. Which one of the following must be true? * Z# P1 u4 T( x# S" c0 J& ]1 }
(A) Rosenberg evaluates H during week 6
1 f+ d* T8 i" w/ T(B) Rosenberg evaluates an advanced textbook during week 3
! y0 L; z' M4 X2 i' s(C) Juarez evaluates an advanced textbook during week 2. ) Y9 j- }/ a* p: |& D
(D) Juarez evaluates Y before evaluating G.
7 i4 m7 X, B  D" A" G# k4 l(E) Juarez does not evaluate any two introductroy textbooks consecutively & O. s1 l- y- F# l) W
15. If Rosenberg evaluates X during week 1 and F during week 2, which one of  
  f% y. t1 P* f$ ?: g% V$ A5 c' Hthe following could be true?
) u4 S& j( D6 |+ F% M# H& F/ W(A) X is the third of the advanced textbooks to be evaluated by Juarez.
6 R  ~* z5 ?* R(B) Y is the first of the advanced textbooks to be evaluated by Juarez.
8 E5 [+ s8 c% l. x$ U. |(C) Juarez does not evaluate any two introductory texbooks in a row. : d5 T) {5 Y' f: c$ T. M
(D) Juarez evaluates G during week 5. 5 ?5 o+ K! s; L0 W) q
(E) Juarez evaluates Z during week 6.
4 C1 n0 p/ A( S# B16. Which one of the following is a complete and accurate list of the those  
* v2 M# A5 H8 ^4 oweeks during which Juarez must evaluate an introductory textbook? 6 S0 s* T: j: H' N. O8 c
(A) week 1 ; c; R, v5 V; C5 q4 m$ F/ ]" b, d
(B) week 6 2 A& w" L/ O% c5 B3 E; _9 _
(C) week 1, week 5
; L( Q6 F( ]3 J4 t+ p(D) week 1, week 2, week 3
% y. l% P* k( c' r4 k$ Z(E) week 1, week 3, week 5. % [+ q; Z$ ^- v
17. Which one of the following could be true?
' [% l) B4 _! r  _; s(A) Juarez evaluates F during week 6 ( E% k, F& }7 \. @1 Y5 @' ?
(B) Juarez evaluates Z during week 1 ' M, a7 Y1 n4 v6 l5 ?1 y/ |# q
(C) Rosenberg evaluates F during week 3.
5 }6 @- Z$ T- G9 I( O; m(D) Rosenberg evaluates H during week 2. ) X5 \6 Y2 p; n$ n! N
(E) Rosenberg evaluates X during week 5
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