Sequences

Practice Questions

GRE Quantitative Reasoning › Sequences

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1

Let Z represent a sequence of numbers wherein each term is defined as seven less than three times the preceding term. If , what is the first term in the sequence?

2

The sequence is defined as:

What is the difference between the 20th and the 30th elements of ?

3

A sequence is defined by the following formula:

$s_n = 3\cdot s_n_-_1+5$

What is the 4th element of this sequence?

4

Let Z represent a sequence of numbers wherein each term is defined as seven less than three times the preceding term. If , what is the first term in the sequence?

5

A sequence is defined by the following formula:

$s_n = 3\cdot s_n_-_1+5$

What is the 4th element of this sequence?

6

Let Z represent a sequence of numbers wherein each term is defined as seven less than three times the preceding term. If , what is the first term in the sequence?

7

The sequence is defined as:

What is the difference between the 20th and the 30th elements of ?

8

A sequence is defined by the following formula:

$s_n = 3\cdot s_n_-_1+5$

What is the 4th element of this sequence?

9

A sequence is defined by the following formula:

$s_n = 3\cdot s_n_-_1+5$

What is the 4th element of this sequence?

10

The sequence is defined as:

What is the difference between the 20th and the 30th elements of ?

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