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LSAT的逻辑组题(四)a

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发表于 2012-8-15 13:24:23 | 显示全部楼层 |阅读模式
Time—35 minutes  
* T  Q( s* I( x+ ?6 e$ h5 R23 Questions
* p% M$ I$ s8 H6 v: v% t# _Questions 1-5
0 S. H6 E! z6 a5 n  q' NIn certain recipe contest each contestant submits submits two recipes. one " S5 P- p- l  F4 U- P
for an appetizer and one for a main dish Together the two recipes must include  0 ?# K0 l/ m6 P; p1 S3 G5 S
exactly seven flavorings—fenugreek, ginger, lemongrass, nutmeg, paprika,  
0 W/ w  W) e* [& l8 Osaffron, and turmeric—with no flavoring included in more than one of the two  
8 c% V; l' V, arecipes. Each contestant’s recipes must satisfy the following conditions ; D1 v% A5 w4 E8 B  s( _
The appetizer recipe includes at most three of the flavorings. * K/ V) a* `0 B+ r) u) j. Q9 a2 d
Fenugreek is not included in the same recipe as nutmeg.
# G/ e& }$ i9 b6 N2 }0 S8 BSaffron is not included in the same recipe as turmeric
+ Q) A( ?/ Q; {Ginger is included in the same recipe as nutmeg 9 n/ }$ f0 T$ O1 C
1. Which one of the following could be a complete and accurate list of the  ' J- B3 e) ~# h) S3 g" _: o
flavorings included in one contestant’s main-dish recipe?   r4 G, {1 Z% j3 c6 Q' Q
(A) fenugreek, lemongrass, saffron ; I$ O% D" f' t
(B) fenugreek, ginger, nutmeg, turmeric
% `: h9 g9 A3 ]$ T5 g1 p( ]9 ^(C) ginger, lemongrass, nutmeg, paprika
  t, k8 ?/ \' M: K( j(D) ginger, nutmeg, paprika, turmeric " ~  r) N! D# {2 u3 T
(E) lemongass nutmeg, saffron, turmeric ; h' J1 m8 L# j- P( D$ O* n0 w# p
2. If a contestant’s appetizer recipe does not include fenugreek, then the
5 A% D/ A9 l9 q3 x2 Q' Rcontestant’s appetizer recipe must include
- ?9 f* w. v* ~; Z: p. X8 J(A) ginger
9 O: w# \! ]8 F% R) c9 u(B) lemongrass 1 m) l) [- b) j6 c+ a. \
(C) paprika
* J  O& E) F" v, D+ l6 C( G(D) saffron
+ K0 z+ w& j9 d4 s1 J) {5 ]+ D(E) turmeric ( \* a; a4 H/ j8 ^! [
3. Which one of the following could be a list of all of the flavorings included  
. e2 W/ n3 x, _. ~; W" A) k  xin one contestant’s appetizer recipe? 1 z7 [( f8 `4 e5 N2 S! f  ]: {
(A) fenugreek, saffron
% g0 A  e7 a' K( M(B) ginger, nutmeg
' T2 v3 k. y" h5 e( r(C) fenugreek, nutmeg, turmeric 6 j; O& @* ~' g! m2 Y' j7 Z
(D) lemongrass, nutmeg, saffron / U4 l' j; m# U
(E) fenugreek, lemongrass, paprika, turmeric 1 N- o' b) R/ \3 U  o
4. If a contestant includes lemongrass in the same recipe as paprika, which one  ( I9 [4 p# z7 @! w" }! h
of the following is a flavoring that must be included in the contestant’s main-
- b& Q5 ?3 t' a) L4 b6 O3 T$ V: ddish recipe? + `. Q5 r0 ~+ `; L* ?5 A
(A) ginger
* u& x: F5 E2 m2 ~% T(B) lemongrass
$ d9 E6 _3 [" C- s! v" Z* P(C) nutmeg
, }" K3 S5 L, ]& x(D) saffron
% \3 J- j1 @' `4 B- Y* p  N+ u4 ?(E) turmeric
0 J! K7 P) h1 q2 f6 d* c: I2 R5. If the condition that requires ginger to be included in the same recipe as  ! I+ I4 B' E$ ~) K3 Q5 n. |% p9 R' q
nutmeg is suspended but all of the other original conditions remain in effect. / {( s1 q9 x, X" m& [- B
then which one of the following could be a list of all of the flavorings  % Y" T7 D! l3 \. M6 B
included in one contestant’s main-dish recipe? 7 U# ^8 q  U  x! m0 o5 I* u4 t
(A) ginger, lemongrass, nutmeg, paprika
  e' d4 X6 u/ [. u  P(B) ginger, lemongrass, paprika, turmeric
# ^9 L. A, B' w9 r% e# Z* [(C) fenugreek, ginger, lemongrass, paprika, saffron 6 _. W- [$ f5 P) `- M
(D) fenugreek, ginger, lemongrass, saffron, turmeric 5 w& W, D9 A0 n$ i* S2 t
(D) fenugreek,lemongrass, nutmeg, paprika, saffron
" v+ z, B8 z  E$ y4 CQuestions 6-10
! q5 g3 ?# e$ b1 j8 L# MSeven singer—Jamine, Ken, Lalitha, Maya, Norton, Olive, and Patrick—will  : B7 C9 B( U( v' @6 r- o
be scheduled to perform in the finals of a singing competition. During the  
. a7 n! {3 i: i. Z* J0 eevening of the competition, each singer, performing alone, will give exactly  
/ Q* V4 g, `/ h9 M# None performance. The schedule for the evening must conform to the following  4 g  D' B' C- h2 x8 u$ P, C& {; A9 |
requirements.
, L- r2 Y+ u/ x- H& n/ dJamle performs immediately after Ken
( ?7 g3 i' l( {8 Q& p( ~3 A$ JParick performs at some time after Maya
# ~  P% k: W+ l. X" F* ~1 T1 T* kLalitha performs third only if Norton performs fifth.
' U- R# G* h0 F) C% UIf Patrick does not perform second, he performs fifth & E  k# X/ k( L) D
6. Which one of the following is an acceptable schedule for the evening’s  
. v0 K3 B) z( r1 i2 a& d0 A. {) Lperformers, from first through seventh?
5 \, c6 W, {3 _. U; J; Y! n8 y; X- A(A) Ken, Jamie, Maya, Lalitha, Patrick Norton, Olive
; z2 G5 s  J+ Z1 T) i(B) Lalitha, Patrick, Norton, Olive Maya, Ken, Jamie . N! n% o9 u! p5 ~) j; H4 ]2 S
(C) Norton, Olive Ken, Jamie, Maya, Patrick, Lalitha 2 t3 k2 E0 w! q
(D) Olive, Maya, Ken, Lalitha, Patrick, Norton, Jamie 1 ?- S. ^' s" t: d3 p2 ~
(E) Olive, Maya, Lalitha, Norton,Patrick, Ken Jamie
  L2 o9 V/ Q# M" R9 r2 P2 r7. If Lalitha is scheduled for the third performance which one of the following
' h; \, B( R$ b3 {: F( C) Pmust be scheduled for the sixth performance? 7 x9 T6 [: q+ l! X: S2 |/ h' A5 |
(A) Jame 5 M* A2 X% l+ O! m. A: Z
(B) Ken 6 H# T  O2 K( J2 u( c+ V
(C) Norton $ T) p2 N6 F/ }
(D) Olive
5 I5 P$ j. p2 P(E) Patrick ! f. x% ^  `4 ^! J7 z
8. If Norton is scheduled for the fifth performance, which one of the following  
' `/ y( A+ q" Ncould be true? ( k8 p; D9 p% H4 G0 X) j
(A) Jamie is scheduled for the sixth performance 6 R& t& o) C* }0 t8 U
(B) Ken is scheduled for the second performance , s" S! S* T* L/ ^$ Q5 T, E
(C) Lalitha is scheduled for the fourth performance. " e& z& q# I# z' K$ z5 O
(D) Maya is scheduled for the third performance 3 J3 C- |; f1 A4 x% q  R3 p3 I/ ]
(E) Olive is scheduled for the first performance 7 u& k0 Y0 N1 C0 i! N- J* S
9. If Maya is scheduled for the performance. which one of the following could  
9 F# L: ?. O+ R1 y" ]( m# S! x4 Abe true? 8 l/ z0 ^" ]+ F7 N7 V
(A) Jamie is scheduled for the sixth performance 7 I6 |2 e7 v. X' O
(B) Ken is scheduled forthe fourth performance 1 H  ~6 }( G9 c$ g+ u
(C) Lalitha is scheduled for the third performance 0 g0 g& Z- k, h! ]
(D) Norton is scheduled for the fifth performance - e! D# V$ B, o7 s0 i* R
(E) Olive is scheduled for the fourth performance % V& [. J% @# b
10. If Jamie’s performance is scheduled to be immediately before Lalitha’s  
; L1 u3 E, E( }) O% [8 k& vperformance, Jamie’s performance CANNOT be scheduled to be , p; K8 @+ Z+ ]' d( t
(A) second - U! ~7 m. N/ j0 Y  o
(B) third 6 H7 Z4 P/ S: x. z6 `3 w' L! v
(C) fourth : Q! n- A: c* p9 c: ?' ], c
(D) fifth
1 K; M( r$ b0 X! R1 a, r(E) sixth ! W0 w& b$ V* ?% j3 R+ z, ~8 r
Questions 11-17
6 B" U- A* X* h) B! fAt a small press, six texbooks, three introductory—F. G. and H—and three  
  w0 |& ~: A9 Badvanced—X, Y, and Z—will each be evaluated once by the editor, Juarez, and  * ~) T% O+ {; R* @. w) s
once by the publisher. Rosenberg, during six consecutive wees—week 1 through  
8 X* b% \; C% Zweek 6 Each evaluator evatuates exactly one textbook per week. No textbook will
6 F% q4 x1 V6 b/ q" w0 Obe evaluated by Juarez and Rosenberg during the same week. The following  
( p. d$ U# g3 M9 T, J) O) Zadditional constraints apply.   ~/ \! Z* ^) V1 ^
Rosenbery cannot evaluate any introductory textbook until Juarez has
* O2 t1 a! J" i1 l- b: H" M' E7 ?evaluated that textbook . b' E+ B) j( G# I8 [  n
Juarez cannot evaluate any advanced textbook until  
8 L( L+ M. z8 vRosenberg has evaluated that textbook ; O' n- T! J2 w, ]! Z
Rosenberg cannot evaluate any two introductory textbooks consecutively  
  U" @8 o2 Z2 Z; G( M; _5 DJuarez must evaluate X during week 4. . d4 [3 f. n& k
11. Which one of the following is an acceptable evaluation schedule with the  & V# V- w" P7 V7 k; e
textbooks listed in order of evaluation from week 1 through week 6? ; L# R8 j4 W; s2 @
(A) Juarez F. G. X. Z. H. Y
& v: C/ e4 a" r$ z2 W: [Rosenberg X. F. Z. G. Y. H
4 V* v# Y1 y; ~  l8 H) E; r+ s(B) Juarez: F, Y, G, X, H, Z % Q. r  e6 m$ t" v9 K; P
Rosenberg, Y, F, X, G, Z, H
. b: ~- b' v; C' R7 B$ z(C) Juarez G, H, F, X, Y, Z
2 V$ c3 {! c% r" Y) I: ORosenberg X, G, H, Y, Z, F 2 H/ |( A/ m+ r9 Q" P
(D) Juarez G, Z, F, Z, H, Y,  
5 H9 a8 I5 [4 ]6 `( `9 ^/ t3 f; aRosenberg Z, F, X, G, Y, H
# _6 U4 H( ^" F& m1 b(E) Juarez H, Y, F, X, G, Z $ G1 v8 q) |. K* a4 M3 ?* q6 g
Rosenberg X, H, Z, F, Y, G
: V0 k. t  H7 E2 o7 h12. If Juarez evaluates H during week 3 and Rosenberg evaluates G during week  2 N8 `8 G' ~0 v( B  w7 C& H
6, which one fo the following must be true? 9 L! i5 t" t  W# u0 U
(A) Juarez evaluates F during week 1
( z$ {( J  k/ ?, i(B) Juarez evaluates G during week 2. : r$ \: x$ |3 ?" F2 Z
(C) Juarez evaluates Z during week 6.
3 q9 [9 T7 @/ k  ~% b$ C1 z(D) Rosenberg evaluates X during week 1
$ d" V9 _( y) Z6 b# S) `* `5 _(E) Rosenberg evaluates Y during week 5.
( J1 i. G( @/ ~# C% m13. If Juarez evaluates Z during week 2, then Rosenberg must evaluate which one 7 @6 S, J( f: \. ?/ k/ d' F
of the following textbooks during week 5? 2 f- [" ^* ~4 f; M
(A) F - X# b% O1 f7 a+ }$ e# M
(B) H
' V% m* ^# L" j(C) X * q, b0 P. ^9 s0 `5 `- y9 C# D. J
(D) Y
; r' f+ @  e! r5 |' V(E) Z * t9 }% a2 R9 B, }. ?/ l
14. Which one of the following must be true? 4 a7 u1 _2 Q' p$ ^  Y; z: H
(A) Rosenberg evaluates H during week 6
- k$ ]3 `7 S2 \- X1 E4 O7 T(B) Rosenberg evaluates an advanced textbook during week 3
5 y0 b+ l  t% Z" Y) d(C) Juarez evaluates an advanced textbook during week 2. ! s, V4 ~: D4 o# d2 I1 r
(D) Juarez evaluates Y before evaluating G.
, H/ `. s$ C1 @! M3 ]2 {(E) Juarez does not evaluate any two introductroy textbooks consecutively ; }( ^2 m+ s8 O
15. If Rosenberg evaluates X during week 1 and F during week 2, which one of  
% K( ?9 `9 q# B5 f. a- U. Bthe following could be true?
, i9 k* Q/ Z7 R1 p9 I2 N0 a! m2 E(A) X is the third of the advanced textbooks to be evaluated by Juarez. + _! [9 t# Y' c0 Z5 B8 t
(B) Y is the first of the advanced textbooks to be evaluated by Juarez. , V' \: m; D, G9 n6 W0 l
(C) Juarez does not evaluate any two introductory texbooks in a row.
% M/ _8 ?* l& A, ~, X' d* v(D) Juarez evaluates G during week 5. ; o' j2 b; l- k7 [
(E) Juarez evaluates Z during week 6. ' L5 t7 l5 a; q2 f1 u) n/ I+ ~5 B
16. Which one of the following is a complete and accurate list of the those  
0 i3 w# H" ]6 tweeks during which Juarez must evaluate an introductory textbook?
7 o! x7 a7 U1 f7 s(A) week 1 3 g6 v- [2 r( t3 s* Z0 _
(B) week 6
7 ^0 z( R; Y- N7 |0 R(C) week 1, week 5
# }1 b. t$ O+ K# Z% M" s7 O(D) week 1, week 2, week 3
' d9 ]( U+ M4 p(E) week 1, week 3, week 5. $ f3 S: Y/ L6 q. {$ F$ ^/ j
17. Which one of the following could be true?
2 E! Y7 V1 o( Y" N2 J0 V% U) Y(A) Juarez evaluates F during week 6
6 ~3 r" W5 i9 \(B) Juarez evaluates Z during week 1 3 ^4 r  b. P8 c* B- _
(C) Rosenberg evaluates F during week 3. # a# T2 G5 u1 O  C, ~  l: Q+ l2 P
(D) Rosenberg evaluates H during week 2. ; K% y6 d. G+ g+ R; K$ R7 u
(E) Rosenberg evaluates X during week 5
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