Logical Reasoning

PrepTest 5 Section 1 Explanations

PrepTest 5 Section 1 is a Logical Reasoning section with 25 questions. It covers Weaken, Paradox, and Flaw questions, spanning Easy to Hard difficulty. Each explanation breaks down the right answer, the wrong-answer traps, and what to practice next.

Question 1

Something must be done to ease

EasyMost Supported

Question 2

College professor: College students do

EasyFlaw

Question 3

Mayor of Plainsville: In order to help

HardNecessary Assumption

Question 4

Mayor of Plainsville: In order

EasyPrinciple-Strengthen

Question 5

Recently, highly skilled workers in Eastern

EasyWeaken

Question 6

Historian: Alexander the Great should

MediumMethod

Question 7

Two paleontologists, Dr. Tyson and Dr. Rees

HardAgree/Disagree

Question 8

Two paleontologists, Dr. Tyson and Dr. Rees

HardWeaken

Question 9

It is not known whether bovine spongiform

MediumMost Supported

Question 10

Auto industry executive: Statistics show

HardWeaken

Question 11

No one who lacks knowledge

HardFlaw

Question 12

Impact craters caused by meteorites

HardSufficient Assumption

Question 13

That the policy of nuclear deterrence

EasyFlaw

Question 14

A survey of alumni of

MediumParadox

Question 15

M: It is almost impossible

HardWeaken

Question 16

The seventeenth-century physicist Sir Isaac Newton

EasySufficient Assumption

Question 17

Sedimentary rock hardens within the

EasyWeaken

Question 18

Mary, a veterinary student, has

HardPrinciple-Conform

Question 19

A tree’s age can be determined

HardParadox

Question 20

Experienced gardeners advise against

MediumParallel

Question 21

Whenever a major political scandal

HardParadox

Question 22

Once people habitually engaged in conversation

EasyParallel Flaw

Question 23

In essence, all rent-control policies

EasyParadox

Question 24

Certain minor peculiarities of language

HardWeaken

Question 25

Because of the recent transformation

HardMust be True