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Arithmetic Sequences - Practice #2 (Grade 9)

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Arithmetic Sequences - Practice #2

1. 
What are the next 2 numbers in the sequence [math]1, 5, 9...[/math]?
  1. [math]45,225[/math]
  2. [math]14,18[/math]
  3. [math]13,17[/math]
  4. [math]32,128[/math]
2. 
What is the common difference in the following sequence? 13, 15, 17, 19, ...
  1. d = 1
  2. d = -2
  3. d = 2
  4. d = 0
3. 
In the following sequence, what is the common difference? -2, 1, 4, 7, ...
  1. -2
  2. 3
  3. 7
  4. None of the above
4. 
Determine the 20th term for the following sequence: [math]1,8,15,22,29...[/math]
  1. 79
  2. 325
  3. 57
  4. 215
  5. none of these are correct
5. 
What is the 61st number in the sequence [math]-3, 0, 3...[/math]?
  1. [math]366[/math]
  2. [math]363[/math]
  3. [math]177[/math]
  4. [math]183[/math]
6. 
What is the 91st term in the following sequence? [math]1, 1.01, 1.02, ...[/math]
  1. 10
  2. 1.9
  3. 2
  4. 1.91
7. 
What is [math]t_n[/math] for the sequence 14/3, 16/3, 6, 20/3, 22/3 ?
  1. [math]t_n = 2/3n+ 11/3[/math]
  2. [math]t_n= 2/3n + 4[/math]
  3. [math]t_n = 2/3n+ 12/3[/math]
  4. [math]t_n= 2/3n + 6[/math]
8. 
If the 11th and 12th terms of an arithmetic sequence are 50 and 55 respectively, what is the first term?
  1. 5
  2. 0
  3. 1
  4. 10
9. 
In an arithmetic sequence, if the 4th term is 3 and the 22nd term is 15, then what is the 1st term?
  1. [math]2/3[/math]
  2. [math]1[/math]
  3. [math]-3[/math]
  4. [math]-4/3[/math]
  5. none of these are correct
10. 
4, 9, 14, 19, 24, . . .
In the list above, the first term is 4 and each term thereafter is 5 more than the previous term. What is the difference between the 5790th term and the 5795th term?
  1. 5
  2. 15
  3. 20
  4. 25
  5. 30

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