Unit Test #14
Select your answers to the following 10 questions from the pop-up menus in the right hand column. Clicking the "Begin Test Again" button will clear all the answers.
Q1:
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Is the following sequence an arithmetic sequence?
1, 5, 13, 29, ...
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A. Yes B. No |
Answer 1:
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Q2:
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What is the common difference of the arithmetic sequence?
3, 10, 17, 24, ...
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A. 3 B. -7 C. 10 D. 7 |
Answer 2:
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Q3:
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The first four terms of an arithmetic sequence are 8, 14, 20 and 26.
What is the 12th term?
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A. 12 B. 74 C. 68 D. 80
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Answer 3:
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Q4:
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The first term of an arithmetic sequence is 3 and the common difference is 5.
What is the 25th term?
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A. 123 B. 75 C. 118 D. 128 |
Answer 4:
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Q5:
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How many matches would there be in the 7th pattern?
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A. 19 B. 25 C. 22 D. 23 |
Answer 5:
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Q6:
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How many matches would there be in the 100th pattern in the sequence shown above? |
A. 297 B. 301 C. 304 D. 300 |
Answer 6:
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Q7:
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For the sequence 100, 95, 90, ... which term would 0 be? |
A. 19th B. 20th term C. 21st term D. 25th term
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Answer 7:
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Q8:
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For the sequence 4, 6, 8, 10, 12, 14, ...
if t n = 8, which term is t n+2?
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A. 6 B. 8 C. 10 D. 12 |
Answer 8:
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Q9:
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For the arithmetic sequence 0.5, -0.5, -1.5, -2.5, ...
What is the common difference?
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A. -0.5 B. -2 C. -1 D. 1
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Answer 9:
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Q10:
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What is the 10th term of the sequence above? |
A. -8 B. -7.5 C. -8.5 D. 3.5 |
Answer 10:
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