
Directions: Read carefully.
1. 
What is the common difference in the arithmetic sequence: 4x, x, 2x, 5x, 8x, ... ?
Choose:



2. 
Given the sequence: m, (m + n), (m + 2n), (m + 3n), ...
Which expression can be used to determine the common difference of this sequence?


3. 
An arithmetic sequence has a first term of 8 and a sixth term of 38. What is the 50^{th} term of this sequence?
Choose:



4. 
Which sequence has a common difference of 5?
Choose:



5. 
Which function defines the sequence
6, 10, 14, 18, ..., where
f (1) = 6 ?
Choose:



6. 
Find a_{6} for an arithmetic sequence where
a_{1} = 3x + 1 and d = 2x + 6 

Choose:




7. 
Find the 20^{th} term of the sequence:
a_{n} = 0.5n  15


Choose:




8. 
When asked to insert 3 arithmetic means between 3 and 17, what is the common difference?
Choose:



9. 
Find the number of terms in the sequence
1, 3, 7, ... , 55.



10. 
A theater has 42 seats in the first row. Each row has 5 more seats than the row before it. Which expression represents the number of seats in the n^{th} row?



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