(C) The time required to ship vegetables by train from the farming region to New Mexico could be reduced to two days if the price for this service were raised.
(D) Most owners of vegetables in the region are more concerned with shipping costs than with the time involved in shipping vegetables to market.
(E) Transportation of vegetables by truck is worth at least $200 per day to owners of the vegetables in the farming region.
7. The expression "the doctrine of unshakable foundations" was once used by a critic in an effort to illuminate the dogmatic nature of cer- tain economic and political philosophies whose adherents, when confronted with the failure of a policy designed to put their philosophy into practice, can conceive of only one reaction: to design another, different policy for putting it into practice.
It can be inferred from the passage above that the critic would approve if the adherents
(A) had the courage to try a failed policy again without any changes
(B) had refrained from trying to put any of their philosophies into practice
(C) allowed failure of a policy to lead them to question the underpinnings of their philosophies
(D) concluded from the failure of a policy of theirs that the policy must not have reflected their philosophy adequately
(E) carefully analyzed those traits of a failed policy that appear promising despite the overall failure
Questions 8-13
The members of the Public Service Commission and the members of the Rent Control Commission are to be selected from exactly six qualified candidates. The six candidates are U, V, W, X, Y, and Z. The following rules apply:
Each commission must have exactly three members.
The two commissions must have at least one member in common.
U cannot be on a commission with X.
If X is selected for a commission, Y must also be selected for that commission.
8. If the members of the Public Service Commis- sion are selected first, which of the following could be those selected?
(A) U, V, and X (B) U, X, and Z
(C) V, W, and X (D) V, X, and Y
(E) W, X, and Z
9. If the two commissions have parallel terms of office, which of the following could be selected as the members of the Public Service Commis- sion and as the members of the Rent Control Commission, respectively, for one such term of office?
(A) U, V, and W; X, Y, and Z
(B) U, W, and Y; V, X, and Z
(C) U, X, and Y; U, X, and Z
(D) V, W, and Y; V, W, and X
(E) W, X, and Y; X, Y, and Z
10. If the members of the Public Service Commis- sion are V, W, and Z, and if the Rent Control Commission is to have as many members in common with the Public Service Commission as the rules allow, the Rent Control Commission must consist of
(A) U, V, and W (B) V, W, and Z
(C) V, X, and Z (D) W, Y, and Z
(E) X, Y, and Z
11. If U, V, and W make up the Public Service Commission, and W, Y, and Z make up the Rent Control Commission, which of these commission members could yield his or her place on a commission to X without neces- sitating any other membership changes?
(A) U (B) V (C) W (D) Y (E) Z
12. If U and X are each selected for a commission, and only Z is selected for both commissions, which of the following must be true?
(A) V is selected for the same commission as W.
(B) W is selected for the same commission as Y.
(C) W is selected for the same commission as X.
(D) U is selected for a different commission than Y.
(E) X is selected for a different commission than Y.
13. If X and Z are both selected for the Public Service Commission, and if U is selected for the Rent Control Commission, each of the following pairs of people could be the other two members of the Rent Control Commission
EXCEPT
(A) V and W (B) V and Z (C) W and Y
(D) W and Z (E) Y and Z
Questions 14-17
A variety show producer is auditioning five per- formers in five consecutive auditions. Each performer auditions alone, and only once. The five performers are: two singers (a tenor and a soprano), a dancer, a magician, and a comedian. The auditions must be scheduled according to the following conditions:
The two singers cannot audition one after the other.
The magician must audition immediately before a singer.
The comedian must audition immediately before or immediately after the dancer.
14.
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