Activity 1 1. A number pattern is shown below.
90 105 100 115 110 ___
If this pattern continues, which number will come next?
A. 120 B. 125 C. 130 D. 135
2. A pattern is described by an = 3n – 5. What are the first four terms of the sequence?
A. -2, 1, 4, 7 B. -5, -2, 1, 4 C. 8, 11, 14, 17 D. 5, 8, 11, 14
3. Which rule describes the number pattern?
A. Add ½ B. Subtract ½ C. Add -½ D. Subtract -½
4. In the formula pattern , what is the value of a20?
A. B. C. D.
5. Which formula describes the number pattern below?
-1, 4, 9, 13, …
A. an = 5n – 6 B. an = 5n + 6 C. an = 6n – 5 D. an = 6n + 5
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90 105 100 115 110 ___
If this pattern continues, which number will come next?
A. 120 B. 125 C. 130 D. 135
2. A pattern is described by an = 3n – 5. What are the first four terms of the sequence?
A. -2, 1, 4, 7 B. -5, -2, 1, 4 C. 8, 11, 14, 17 D. 5, 8, 11, 14
3. Which rule describes the number pattern?
A. Add ½ B. Subtract ½ C. Add -½ D. Subtract -½
4. In the formula pattern , what is the value of a20?
A. B. C. D.
5. Which formula describes the number pattern below?
-1, 4, 9, 13, …
A. an = 5n – 6 B. an = 5n + 6 C. an = 6n – 5 D. an = 6n + 5
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