DIRECTIONS: Read and understand each statement/questions. Choose only the letter that correspond to each item and write the CAPITAL letter of your choice in your answer sheet.

1. What is the next letter in ABC, ZXY, DEF, WUV,? A. CHI

D. QRS

B. LMN

C. JKL

2. Determine the next number in 123, 234, 345, 456,____?

D. 678

A. 568

B. 567

C. 679

3. What is the next shape?

D.A.0.A.A.0.AA.A.0.A.AA.A..

ΑΔ

4. It is a function whose domain is the finite set or the infinite set of numbers?

D. sequence

A. Algebra 5. Which of the following is an example of finite set of sequence?

C. linear

B. equation

D. all of the above

A. (1, 2, 3,.-)

3.( 1, 2, 3 ,...n)

C. ( a, b, c ,\ )

6. Which of the following is an example of infinite set of sequence? C. .( a, b, c ,...a) 3,( 1, 2, 3 ,...n)

A. ( 1, 2, 3 ,...)

D. all of the above

7. Which of the following sets of sequence represent a_{n} =n+4?

A. ( 5, 6, 7, 8 ,...) 8. ( 1, 3, 5, 7 ,\ )

C. ( 9, 6, 3, 0 ,...)

D. (-2, 4, -8, 16,...)

8. Find the first four terms of a_{n} = 2n - 1 B. (1,3,5,7,...)

A. (5,6,7,8)

C. (9,6, 3, 0)

D. (-2, 4, -8, 16)

9. What is the nth term of 3, 4, 5, 6, 7 ,..7

A. a_{n} = n + 4

8. a_{n} = n + 2

C. a_{5} = 2n + 1

D. a_{n} = 2 ^ n

10. It is a sequence where every term after the first is obtained by adding a constant called the common

difference?

A. Arithmetic sequence

B. Arithmetic series

C. Geometric sequence D. Geometric series

11. What is the common difference

in a sequence 3, 12, 21, 30,...? C. 12

A 6

B.9

D. 15

12. What is the 6th term in a sequence 3, 12, 21, 30,...?

A. 39

B.48

C. 57

D. 66

13. In a given sequence 8, 3, -2, -7, -12, what do you call the first and last term?

A Domain

B. extremes

C. means

D. none of the above

14. in the above item no. 13, identify the means.

A. 3, 12, 21

B. 8,3,-2

C. 3, -2, -12

D. 3, -2, -7

15. Determine the three terms between 2 and 34 of an arithmetic sequence.

A. (10, 18, 26) B. (11, 19, 27)

C. (12, 20, 28)

D. (13, 21, 29)

16. In item no. 15, what is its common difference? B. 8

A S

C. 10

D. 12

17. Determine the sum of the first 10 terms of the arithmetic sequence 5, 9, 13, 17,...

A 21

B.86

c. 156

D. 230

18. It is a sequence where each term after the first is obtained by multiplying the preceding term by a nonzero constant called the common ratio.

A. Arithmetic sequence

B. Arithmetic series

C. Geometric sequence

D. Geometric series

19. Which of the following is an example of geometric sequence? B. 11, 16, 21, 26, 31, C.-2, -6, -18, 54, 162,

A. 1, 2, 3, 4, 5, 20. Which of the following is an example of arithmetic sequence?

D. %, 1, 3/2, 2, 5/2,

D. X, 1, 3/2, 2, 5/2,

D. 198

D. (32, 47,76)

D. 22

D. 101

D. 54

A. 1,-1, 1, -1, 1, B. 1, 1/4, 1/16, 1/64, C.-2, -6, -18, -54,-162,...

21. What is the 5th term in a geometric sequence 3, 12, 48,...? A. 768 B. 456

C. 210

22. Find three terms between 2 and 1,250 of a geometric sequence. A. (10, 50, 250) B. (1, 5, 25) C. (23, 35, 56)

23. What is the sum of the first 11 terms of 2, -2, 2, -2, 2,...?

C. 93

A. -2 C. 2 24. What is the sum of the first five terms of 3, 6, 12, 24, 48, 96,...? A. 39 8.76

25. What is the sum to infinity of ½, %, 1/8, 1/16...?

A. 0 B. 1 C. 23 26. Which of the following sequence is a harmonic sequence?

A. 1/24, 1/20, 1/16, 1/12,... B. 11, 16, 21, 26, 31, C.-2, -6, -18, -54, -162,...D. ½, 1, 3/2, 2, 5/2,...

27. Which of the following sequence is a Fibonacci sequence? A. 1/24, 1/20, 1/16, 1/12,... B. 8, 13, 21, 34,... C. -2, -6,-18, -54, -162,...D. ½, 1, 3/2, 2, 5/2,...

28. What is a sequence such that the reciprocals of the terms from an arithmetic sequence?

A. Arithmetic sequence 8. Harmonic sequence C. Geometric sequence D. Fibonacci sequence 29. What is a sequence where its first two terms are either both 1, 0 and 1; and each term, thereafter, is

obtained by adding the two preceding terms?

A. Arithmetic sequence B. Harmonic sequence C. Geometric sequence D. Fibonacci sequence

30. What is the 5th term of the geometric sequence 3/20, 3/2, 15,...?

A. 1500

B. 600

C. 250

D.-15​