CHAPTER 16 / PRACTICE TEST 2 697
20.C The subject of the verb is the singular noun
movement,so the proper verb form is has led.
(Chapter 15, Lesson 1: Subject-Verb Disagreement)
(Chapter 15, Lesson 2: Trimming Sentences)
21.E The sentence is correct as written.
22.D This is a prepositional phrase, so the pro-
noun is the object of the preposition and should be
in the objective case. The correct phrasing is for
Maria and me.
(Chapter 15, Lesson 6: Pronoun Case)
23.A The word successivemeans consecutive,so it
does not make sense in this context. The right word is
successful.
(Chapter 15, Lesson 11: Diction Errors)
24.E The sentence is correct as written.
25.C The word underneathmeans that it is physi-
cally belowsomething else. It should be changed to
under.
(Chapter 15, Lesson 10: Idiom Errors)
26.E The sentence is correct as written.
27.B The subject of the verb wereis arrogance,
which is singular. It should instead be was.
(Chapter 15, Lesson 1: Subject-Verb Disagreement)
28.B The sentence mentions there are numerous
strains of the bacteria, which means that moreshould
instead be most.
(Chapter 15, Lesson 4: Comparison Problems)
29.C The subject companyis singular. Therefore,
theyshould instead be it.
(Chapter 15, Lesson 5: Pronoun-Antecedent
Disagreement)
30.D Choice (D) is most consistent, logical, and
concise.
31.A Choice (A) is most logical.
(Chapter 12, Lesson 7: Write Logically)
32.B The first paragraph ends with the description
of an idea. The second paragraph begins with an
illustration of how students experience this idea in
their daily lives and then goes on to explain how it can
help them get through their brain freezes.Choice (B)
is the best introduction to the paragraph, because it
explains that a student using the phenomenon can
improve his or her studies.
(Chapter 12, Lesson 7: Write Logically)33.C The sentence begins using the pronoun you,
so that usage should be maintained throughout the
sentence. Choice (D) is incorrect because a person
has only one brain.
(Chapter 15, Lesson 5: Pronoun-Antecedent
Disagreement)34.E Sentence 11 concludes a discussion of Isaac
Asimov’s “eureka” experience. The additional sen-
tence expands upon that idea, relating it back to the
lives of students.
(Chapter 12, Lesson 7: Write Logically)35.C Choice (C) is the most concise and logical
revision.
(Chapter 12, Lesson 7: Write Logically)
(Chapter 12, Lesson 9: Write Concisely)Section 71.B Set up a ratio to solve this problem:Cross-multiply: 4 x= 200
Divide by 4: x=50 cents
(Chapter 7, Lesson 4: Ratios and Proportions)2.C Solve for b: 2 b= 8
b= 3
Plug in 3: 3 b= 33 = 27
(Chapter 8, Lesson 3: Working with Exponentials)3.A The sum of a, b,and 18 is 6 greater than the
sum of a, b,and 12. Since there are three terms in the
group, it follows that the average of a, b,and 18 would
be 6 ÷ 3 =2 greater than the average of a, b,and 12.
(Chapter 9, Lesson 2: Mean/Median/Mode Problems)410apples
20 centsapples
x cents