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GRE Review.

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Presentation on theme: "GRE Review."— Presentation transcript:

1 GRE Review

2 WHat is it? Two sections that are 35 minutes in length
20 questions in each section There are 4 areas of math represented Arithmetic, Algebra, Geometry, Data Analysis 5 types of questions Quantitative Comparison (A is greater, B is greater, Equal, Can’t determine the relationship) Multiple Choice - 1 answer Multiple Choice - More than 1 answer Numeric Entry Data Interpretation Sets - Questions based on the same data presented in tables, graphs or other displays of data

3 The breakdown

4 The Calculator

5 Tips and Tricks MC - Instead of always “plugging in”, it may be faster to cover the answer choices and solve the question on your own and then compare. Can you estimate or approximate? Numeric Entry - Watch your rounding. Numeric entry - Pay attention to special symbols in front of boxes. All questions are weighted the same. Questions may be written in a way to confuse you. Answer choices are not random. Be on guard if the problem seems too easy.

6 Tips and Tricks Shapes are not drawn to scale.
You do not have to reduce fractions, so don’t take the time. Numeric entry can be written as a fraction or decimal. Important information may be “hidden” in the middle of a sentence. Look for relationships. For example: The area of a triangle with the same perpendicular height and base as the length and width of a rectangle is exactly half of the area of that rectangle.

7 Tips and Tricks Make sure you know order of operations:

8 Tips and Tricks A little more than a third of the questions have been Quantitative Comparison (almost ⅖ or 40%). Don’t give yourself more than 2 minutes for each question. Quantitative Comparison: It only takes 1 example for something to not be true.

9 Ques 1

10 Ques 2

11

12 Ques 3

13 Ques 4

14 Ques 5

15

16 Ques 6 - The exception - Plug it in

17

18 Ques 7

19

20 Ques 8

21 Ques 9

22 Ques 10

23 Ques 11

24

25 5 Strategies for solving Quantitative Comp Problems
Add: for simplifying problems with 1 or more inequalities Cancel: for removing duplicate terms Sign: for plugging in positive and negative signs (+/-) in place of the variable(s) to help solve a problem Equate: for simplifying fractions that do not look alike and making them look alike (either in the numerator/top or denominator/bottom) Multiplying: for simplifying fractions through multiplication (to get rid of a denominator)

26 Example 1 Strategies used: Add and Cancel

27 Example 2 Strategies used: Cancel and Sign

28 Example 2a

29 Which fraction is larger?

30 Example 3 Strategy used: Equate

31 Example 4 Strategies used: Equate and Sign OR Multiplying and Sign

32 Example 4a

33 Tips for what I saw in problems
203² - 201² Difference of squares ( )( ) so that makes it (404)(2) = 808 This was much simpler. Quantity A: x Quantity B: x Divide the 2nd values by which changes them to decimals and now you can use the calculator. As long as you divide each one equally, it will work.

34 Tips for what I saw in problems

35 Tips for what I saw in problems


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