Question 7-12, L" m& ^* Q! k/ L8 k. Z7 w9 |
% E0 [8 F. p! D0 j& p3 qFour lions-F, G, H, J-and two tigers-K and M-will be assigned to exactly six stalls, one animal per stall. The stalls are arranged as follows:
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First Row: 1 2 3) H, D' \1 O9 x, g. [
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Second Row: 4 5 6
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4 G) W0 ?' {) v7 S3 F2 XThe only stalls that face each other are stalls 1 and 4, stalls 2 and 5, and stalls 3 and 6. The following conditions apply:1 B3 P' L3 Q4 m- O
$ `. v. u8 b3 ?) @4 E The tigers' stalls cannot face each other.% |% F+ c6 a% \3 w& S
9 l$ N# y2 O( {. c A lion must be assigned to stall 1' G8 W: d: q9 T! `
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H must be assigned to stall 6.
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5 T0 `2 C: H: I" f: _ J must be assigned to a stall numbered one higher than K's stall.. Z f4 h; s* Q5 u2 o
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K cannot be assigned to the stall that faces H's stall.
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& A+ {$ z. J/ q2 ?& o7. Which one of the following must be true?( @1 D' X' m1 y* j1 Z5 K
' C9 U( q: x" Y% J2 i: J3 N5 j (A) F is assigned to an even-numbered stall
3 g8 s1 X& C! z$ ^; U (B) F is assigned to stall 13 O, l- `; \9 i4 X8 c5 ?
(C) J is assigned to stall 2 or else stall 3
" j, L$ P" `$ f( e (D) J is assigned to stall 3 or else stall 4
2 b6 q- a$ R- P (E) K is assigned to stall 2 or else stall 4% p6 m0 l6 A3 R
" L4 X# S' \& K! D" ]* ]8 l8. Which one of the following could be true?
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' p' m0 l5 C% R, H (A) F's stall is numbered one higher than J's stall( v" Y% ]# [ d. f1 P/ k
(B) H's stall faces M's stall/ C8 R, v# p/ H E" t
(C) J is assigned to stall 4# F3 R1 c, O n% ^5 }! E& ?
(D) K's stall faces J'S stall
- j8 J: n5 K0 v; C: X& B (E) K's stall is in a different row than J's stall5 J' `1 \" ] T1 `
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9. Which one of the following must be true?
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(A) A tiger is assigned to stall 2$ U* A2 U7 S' b" {6 H, y. K& ]
(B) A tiger is assigned to stall 58 C+ j' L0 L2 n' _; Z
(C) K's stall is in a different row from M's stall
j+ v% |& U* j/ U, U1 D (D) Each tiger is assigned to an even-numbered stall* R6 O' o4 G' e: w z: Q
(E) Each lion is assigned to a stall that faces a tiger is stall
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& j: U j7 {' r( j* h10. If K's stall is in the same row as H's stall which one of the following must be true?) _/ B7 p4 E3 H0 v+ ]1 @( I! L
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(A) F's stall is in the same row as J's stall4 c" g$ \* j& T; v M4 }
(B) F is assigned to a lower-numbered stall than G$ @1 D: r) b3 a. \. v
(C) G is assigned to a lower-numbered stall than M
3 g% K( z" Q: v" }$ o (D) G's stall faces H's stall
; [$ k n5 X; S$ g# L2 z0 O, y (E) M's stall is in the same row as G's stall
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11. If J is assigned to stall 3, which one of the following could be true?
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(A) F is assigned to stall 22 |" r' J6 C; X& B2 m$ X3 L1 r
(B) F is assigned to stall 41 [+ f- @: J# T, M
(C) G is assigned to stall 1
) h' }3 Y* k% o! Y (D) G is assigned to stall 46 \& W6 Z; x( o
(E) M is assigned to stall 5
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12. Which one of the following must be true5 s ?4 z: o: ^( r# T1 H7 h! g( @
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(A) A tiger is assigned to stall 2' Z% i B7 M# K& j2 q
(B) A tiger is assigned to stall 4
3 e! p8 M% h: i. A+ x (C) A tiger is assigned to stall 5
' v7 a$ Y2 I1 h0 J3 Y+ s9 k (D) A lion is assigned to stall 3
& Z0 b2 e2 B, V (E) A lion is assigned to stall 4 |
发表于 2012-8-15 13:24:23
