Arithmetic Sequence and Series

What is the common difference in the sequence -5, -1, 3, 7,...?

• -4

• 4

• -6

• 6

Tags

CCSS.HSF.BF.A.2

In the sequence  $\frac{1}{3},\ \frac{2}{3},\ 1,\ \frac{4}{3},\ ...$  the common difference is _______.

•  $\frac{1}{3}$  
  

• 1

• 2

•  $\frac{1}{2}$  
  

Tags

CCSS.HSF.BF.A.2

What is the 15th term in the arithmetic sequence 30, 27, 24, …?

• 72

• -9

• -12

• 69

Tags

CCSS.HSF.BF.A.2

In an arithmetic sequence, if  $a_5=10$  and  $a_{12}=24$  , what is the common difference?

• 14

• 2

• 7

•  $\frac{7}{4}$  
  

Tags

CCSS.HSF.BF.A.2

Find the first term of the arithmetic sequence which 18th term is 122 and 7th term is 34.

• -6

• -14

• 2

• 494

Tags

CCSS.HSF.BF.A.2

What is the first term of a sequence which  $a_2=11$  and  $a_5=29$  ?

• -7

• 17

• 6

• 5

Tags

CCSS.HSF.BF.A.2

If  $a_1=3$  and  $d=-1$  , what is the 100th term of the given arithmetic sequence?

• -97

• 102

• -96

• 103

Tags

CCSS.HSF.BF.A.2

Which term of the arithmetic sequence is 41 given that  $a_1=5$  and  $d=4$  ?

• 10

• 8

• 9

• 12

Tags

CCSS.HSF.BF.A.2

Which term of the arithmetic sequence is 4 if  $a_1=\frac{1}{2}$  and  $a_2=1?$  

• 4

• 16

• 12

• 8

Tags

CCSS.HSF.BF.A.2

The arithmetic mean between 12 and 16 is _____.

• 2

• 4

• 14

• 28