How to simplify an expression

Practice Questions

GRE Quantitative Reasoning › How to simplify an expression

Questions

9

1

Quantitative Comparison

Quantity A:

Quantity B:

2

You are told that $\dpi{100} \small x$ can be determined from the expression:

Capture7

Determine whether the absolute value of $\dpi{100} \small x$ is greater than or less than 2.

3

Which is the greater quantity: the median of 5 positive sequential integers or the mean of 5 positive sequential integers?

4

Quantitative Comparison

x and y are non-zero integers.

Quantity A: (x – y)2

Quantity B: (x + y)2

5

Quantitative Comparison

is an integer.

Quantity A:

Quantity B:

6

Which best describes the relationship between and if ?

7

Simplify the result of the following steps, to be completed in order:

1. Add 7_x_ to 3_y_

2. Multiply the sum by 4

3. Add x to the product

4. Subtract x – y from the sum

8

If and , then

9

a # b = (a * b) + a

What is 3 # (4 # 1)?

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