Practice Test 1 - Diagnostic Answer Key - GRE Prep

Sep 30, 2026

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GRE Prep practice test 1 diagnostic answer key for self-evaluation across Verbal and Quantitative Reasoning sections. Provides a structured answer table mapping question numbers to correct answers, with chapter and section cross-references for targeted review. Includes guidance to mark correct responses, tally correct answers by chapter, compute percent correct, and use the results to customize a study plan. Covers multiple question types such as text completion, reading comprehension, and critical reasoning, plus quantitative topic chapters.

LanguageEnglish

CategoryExam

FormatPDF

Pages3

Reading Time8 min

AccessFree to download

Section 3: Quantitative Reasoning

Answer key by question number and chapter

Section 4: Verbal Reasoning

Answer key by question type/section

Section 5: Quantitative Reasoning

Answer key by question number and chapter

Section 6: Verbal Reasoning

Answer key by question type/section

Practice Test 1: Answers and Explanations

Self-evaluation by chapter

Percent correct and study plan customization

GRE Prep PRACTICE TEST 1: DIAGNOSTIC ANSWER KEY Let’s take a look at how you did on Practice Test 1. Follow the three-step process in the answer key below and go read the explanations for any questions you got wrong, or you struggled with, but got correct. Once you finish working through the answer key and the explanations, continue on to make your study plan. 1 Check your answers and mark any correct answers with a ✓ in the appropriate column. | Section 3: Quantitative Reasoning | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Q \# | Ans. | ✔ | Chap. \# | Section | Q \# | Ans. | ✔ | Chap. \# | Section | | 1 | A | | 17 | Coordinated Geometry | 11 | A | | 15 | Charts | | 2 | A | | 15 | Ratios and Proportions | 12 | B | | 15 | Charts | | 3 | B | | 15 | Averages | 13 | D | | 15 | Charts | | 4 | D | | 17 | Triangles | 14 | C | | 15 | Charts | | 5 | E, F | | 15 | Standard Deviation | 15 | C | | 13 | Exponents | | 6 | C | | 17 | Plugging In on Geometry Problems | 16 | B, D | | 15 | Averages | | 7 | B | | 13 | Quadratic Equations | 17 | 270 | | 17 | Degrees, Lines, and Angles | | 8 | C | | 13 | Manipulating Equations | 18 | B | | 18 | Probability | | 9 | 56 | | 12 | Fractions, Decimals, and Percents | 19 | D | | 18 | Groups | | 10 | D | | 13 | Exponents | 20 | A | | 18 | Factorials | | Section 5: Quantitative Reasoning | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Q \# | Ans. | ✔ | Chap. \# | Section | Q \# | Ans. | ✔ | Chap. \# | Section | | 1 | B | | 17 | Circles | 11 | C | | 17 | Rectangles, Squares, and Other Quadrilaterals | | 2 | D | | 14 | Plugging In | 12 | E | | 12 | Digits | | 3 | C | | 12 | Remainders | 13 | D | | 12 | Fractions, Decimals, and Percents | | 4 | D | | 14 | Plugging In | 14 | D | | 15 | Charts | | 5 | B | | 14 | Plugging In | 15 | C | | 15 | Charts | | 6 | D | | 12 | Consecutive Integers and Absolute Value | 16 | E | | 15 | Charts | | 7 | B | | 17 | Volume, Surface Area, and Polygons | 17 | D | | 12 | Digits | | 8 | C | | 15 | Median, Mode, and Range | 18 | 48
7 | | 13 | Manipulating Equations | | 9 | 1,625 | | 15 | Rate | 19 | C | | 15 | Averages | | 10 | B | | 14 | PITA | 20 | A | | 17 | Plugging In on Geometry Problems | 60 | For more free content, visit [PrincetonReview.com](PrincetonReview.com) GRE Prep Question Types TC = Text Completion RC = Reading Comprehension SE = Sentence Equivalence CR = Critical Reasoning | Section 4: Verbal Reasoning | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Q \# | Ans. | ✔ | Chap. \# | Question Type/Section | Q \# | Ans. | ✔ | Chap. \# | Question Type/Section | | 1 | A, E | | 4 | TC/Transitions | 11 | It relates
drawstring bag | | 6 | RC/Retrieval | | 2 | A, D, I | | 4 | TC/Steps for Two-and Three-Blank TC | 12 | C, E | | 5 | SE/Basic Approach for SE Questions | | 3 | D | | 4 | TC/Transitions | 13 | D, F | | 5 | SE/Basic Approach for SE Questions | | 4 | C, E, G | | 4 | TC/Transitions | 14 | A, B | | 5 | SE/Advanced SE Questions | | 5 | C, E, H | | 4 | TC/Steps for Two-and Three-Blank TC | 15 | C, F | | 5 | SE/Advanced SE Questions | | 6 | C, D | | 4 | TC/Transitions | 16 | A | | 7 | CR/Weaken | | 7 | D | | 6 | RC/Strengthen | 17 | E | | 6 | RC/Strengthen | | 8 | B | | 6 | RC/Inference | 18 | B | | 6 | RC/Retrieval | | 9 | A | | 6 | RC/Inference | 19 | B, C | | 6 | RC/Retrieval | | 10 | C | | 6 | RC/Vocabulary-inContext | 20 | Although the...
unquestionable | | 6 | RC/Retrieval | | Section 6: Verbal Reasoning | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | Q \# | Ans. | ✔ | Chap. \# | Question Type/Section | Q \# | Ans. | ✔ | Chap. \# | Question Type/Section | | 1 | B, D | | 4 | TC/Steps for Two-and Three-Blank TC | 11 | B | | 6 | RC/Specific Purpose | | 2 | D | | 4 | TC/Get a Clue! | 12 | Howeve

FAQs

How should you use the Practice Test 1 diagnostic answer key to review mistakes?

Mark correct answers using the provided answer key, then check questions you got wrong or struggled with against the explanations referenced in the document. Use the results to guide what to review next.

What information does the answer key table provide for each question?

Each row lists the question number, the correct answer, and references to the related chapter number and section or question type/section.

How do you customize the study plan after tallying results?

Tally correct answers by chapter, compute percent correct by dividing correct answers by the total number of questions, and then focus more attention on chapters with the lowest percent correct.

Sep 30, 2026

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