Practice with Arithmetic Series Terms of Use    Contact Person: Donna Roberts

1.
Find the sum of the first 20 terms of the arithmetic sequence: 4, 6, 8, 10, ...

Choose:
 42 84 440 460

2.
Find the sum of an arithmetic sequence whose last term is
a10 = -26 and whose common difference is d = -4.

Choose:
 10 -54 16 -80

3.
Find the sum of the arithmetic sequence -8, -5, -2, ..., 7.

Choose:
 8 -8 -5 -3

4.
Evaluate this series using a formula:

Choose:
 -27 27 -196 196

5.
Find the sum of the positive integers from 4 to 44 inclusive.

Choose:
 444 984 902 1044

6.
A display of cans on a grocery shelf consists of 20 cans on the bottom, 18 cans in the next row, and so on in an arithmetic sequence, until the top row has only 4 cans. How many cans, in total, are in the display?

Choose:
 47 96 108 112

7.
How many terms of the arithmetic sequence -3, 2, 7, ... must be added together for the sum of the series to be 116?

Choose:
 8 5.8 6 29

8.
Express the indicated sum in terms of n:

Choose:
 4 + (0.5)n 4 - (0.5)n 0.5n2 + 8.5n 0.25n2 + 4.25n

9.
Given:    a1 = 3;    an = an-1 - 4

Find the sum of the first 315 terms of this sequence.

Choose:
 -945 -1253 -196875 -393750

10.
The sum of the first three terms of an arithmetic sequence is 108, and the sum of the next three terms is 183. What is the value of the 11th term?

Choose:
 111 186

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