Arithmetic Sequences1

What is the next number in the arithmetic sequence?

$$13,\ 19,\ 25,\ ...$$

What is the 6th number in the arithmetic sequence?

$$13,\ 19,\ 25,\ ...$$

What is the common difference in the arithmetic sequence below?

$$-63,\ -68,\ -73,\ -78,\ .\ .\ .$$

​ (a)  

What are the next two numbers in the

arithmetic sequence below?

$$14,\ 22,\ 30,\ 38,\ 46,\ .\ .\ .$$

​ (a)  

What are the next two numbers in the

arithmetic sequence below?

$$65,\ 54,\ 43,\ .\ .\ .$$

​ ​ (a)  

What is the 5th number

of the arithmetic sequence below?

$$33,\ 27,\ 21,\ .\ .\ .$$

What is the next number

of the arithmetic sequence below?

$$33,\ 27,\ 21,\ .\ .\ .$$

$$3,\ 6,\ 9,\ 12,\ .\ .\ .\$$

The above sequence of numbers is a(n):

​ (a)   sequence.

$$5,\ 15,\ 45,\ 135,\ .\ .\ .$$

The above sequence of numbers is a(n):

​ ​ (a)   sequence.

What is the common ratio of the arithmetic sequence below:

$$-3,\ 7,\ 17,\ 27,\ .\ .\ .$$

​ (a)