If a meeting is held on Friday, which of the following board members CANNOT 4 w% P6 K/ x/ V& P6 r7 N7 o
attend? # y! f! k+ z' c6 ~$ G) @
Ted . W; @: p j; m# l# [" {/ V' l
Nancy 6 ]& Q% S- T9 ?6 J/ R9 u% ]3 s$ l
Ralph ' r* b2 @0 a, G& H0 ~' q
Lenore 0 l7 ?- u' K9 }$ z
Steven
& [8 ]( j8 y: l4 C8 s9 z9 A
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2 M# n' u3 p0 {) c" W1 w4 {# J5 t答案:(E)
2 |, I7 b# ]# l! w3 K
; H/ o$ M, p4 f, v* M cIf Ted is unable to attend a meeting on Tuesday at Nancy’s, what is the largest 5 J+ y4 z' V% e1 ~0 h
possible number of board members who can attend? 4 _( z t) \2 u+ p
1
% e& j4 C( a0 x. z ~ z4 I 2 4 L1 u* o! M. D& D
3
$ { W& v- [7 K4 x2 h% N5 [6 \; R) s 4
# s6 K2 M- S0 V$ M* h 5 : s2 Z$ _3 W0 P# Q- G9 ^
& W6 Y3 {' A- y1 H
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答案:(B)
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1 Q( y8 L6 g" d- e Three actors, Roland, Simon, and Theresa, appear in a theatrical revue
: n- ~! E4 A" rthat consists of a sequence of skits.
. g/ M) H1 s' d In each of these skits either only one, or only two, or all three of the actors % z1 h7 o M" O. R# E
appear. 4 P$ P' _ I9 i+ J, P5 L/ [/ p
The casts for any two consecutive skits must have at least one member in common + E/ z$ b+ f. p4 o; \2 m
but cannot have all members in common.
% ?6 _5 \* \8 z( D0 C% L# y2 I# @ The full cast for a given skit is on stage for the entire duration of that skit. % B9 f- ^4 F1 D1 d, u1 M; O
Which of the following can make up the casts in two consecutive skits? , ?5 N; u: u3 H) A( {
Roland alone followed by Theresa alone. 2 e' V* |, O% f0 W" g$ X! x
Simon alone followed by Roland and Teresa together. 0 ~0 b# d4 H; g, w
Simon alone followed by Roland, Simon, and Theresa together. / S! u) S0 b. n
Simon and Theresa together followed by Roland alone.
$ N4 ?* _' f Z- A# q1 l$ S3 U Roland, Simon, and Theresa together followed by Roland, Simon, and Theresa $ v* M! ?& ]; b* a# C
together. ! D& ]5 [8 T1 _
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1 M' M% D* y* M' q答案:(C)
* A+ r) W/ D/ q w7 J& J1 k. I
2 p1 f/ x) {% @$ Q9 ZIf Simon appears alone in the first and fourth skits, which of the following 3 ^: y" ]# c; e9 \) F9 n
must be true?
/ z( V5 S/ t/ i! r Simon appears in all of the first four skits. . \& P# q" r9 u
Roland appears only once in the first four skits.
0 J7 r% ], w! @3 d Theresa appears both in the second and in the third skit.
4 [; Z& N' ]3 W- x. n Roland, Simon, and Theresa together appear in the third skit.
* y9 Q! D0 F6 | A: K z5 f The cast for the fifth skit is the same as the cast for the third skit.
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! \% E; _0 ]& y5 m; W+ M# D. P答案:(A) |