Pattern Quiz

Patterns Quiz

1. Which of the following sets is an example of numbers in a pattern?

a. 3, 6, 9, 12

b. 2, 5, 7, 4

c. 9, 2, 6, 7

d. 1, 0, 6, 6

2. Which is the next term in the following sequence: 17, 14, 11…?

a. 9

b. 8

c. 7

d. 6

3. Use the table to find the next 2 numbers in the pattern

Year	1	2	3	4	5	6	7
Sales (in thousands)	1	3	9	27	81

a. 162; 324

b. 84; 87

c. 243; 729

d. 423; 1,296

4. Which of the following sequences are arithmetic? Choose all that apply.

a. 3, 4, 6, 9, 13…

b. 3, 6, 9, 12, 15…

c. 5, 2, -1, -4, -7…

d. 5, 2, 0, -1, -1…

5. In an arithmetic sequence, if the difference value is negative, what is the effect?

a. The numbers in the sequence get bigger

b. The numbers in the sequence get smaller

c. The numbers alternate from positive to negative

d. The numbers don’t change

6. What is the difference’s value for the following sequence: 23, 27, 31, 35…?

a. 4

b. 10

c. -10

d. -4

7. Which of the following sequences are geometric? Choose all the apply.

a. 2, 4, 8, 16, 32…

b. 2, 4, 6, 8, 10…

c. 1, 1, 2, 3, 5, 8….

d. 20, 10 5, 2.5, 1.25…

8. In a geometric sequence, if the ratio value is negative, what is the effect?

a. The numbers in the sequence get bigger

b. The numbers in the sequence get smaller

c. The numbers alternate from positive to negative

d. The numbers don’t change

9. What is the ratio’s value of the following sequence: 6, 18, 54, 162…?

a. r = 12

b. r = 2

c. r = 3

d. r = 1/3

10. If Martha makes $1.00 the first time she baby-sits, $2.00 the second day, $4.00 on the third day, and $8.00 on the 4th day, how much will she make on the 6th day?

a. $32.00

b. $16.00

c. $64.00

d. $13.00