Question # 1

Two A.Ms. between 3 and 9 are:

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3. 6

5, 7

6, 12

3, 9

What is the next term in the sequence 10, 7, 4, 1...........?

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2

-2

-3

none of these

What is called the difference between two consecutive terms of an arithmetic sequence ?

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common ratio

common difference

common element

none of these

Fifth term of the sequence 2, 6, 11, 17.

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24

41

32

Sum of all odd numbers between 100 and 200 is:

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6200

6500

3750

7500

7th term of G.P 3, 6, 12 ..... is:

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512

192

48

96

A.M between 1 + x - x² and 1 + x + x² is:

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1 + x²

1 + x

2

none

Sequences are also called:

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Series

Progressions

Means

Convergence

If a_n-1 = 2n - 3 then a_n+1 =

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2n - 1

2n + 1

2n + 3

none

An infinite sequence has no:

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nth term

last term

sum

none

The series 2 + 2 + 2 ..... is:

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divergent

convergent

oscillatory

none of these

What is the general term of the sequence 2, 4, 6, 8, ........... ?

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2n

n + 1

2n²

none of these

A.M between x - 3 & x + 5 is __________:

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x + 1

x - 1

2x + 2

none

A geometric series is convergent only if:

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| r | > 1

| r | < 1

| r | = 1

none of these

The sum of 10 A.Ms between 3 and 47 is:

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50

250

100

500

Domain of finite sequence is:

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set of natural numbers

subset of N

R

none

The series 3 + 33 + 333 + ...... is:

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A.P

G.P

H.P

none of these

Arithmetic series is only possible if:

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|d| = 1

|d| < 1

|d| > 1

none

What is the common difference of the sequence 11, 5, -1, ......... ?

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6

-6

none of the foregoing numbers

The next term of the sequence 1, 6, 20, 56, ........ is:

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112

144

212

none

A clock strikes once when its hour hand is at one, twice when it is at two, and so on. How many times does the clock strike in ten hours ?

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55

78

66

46

Sum of integral multiples of there between 4 and 22 is:

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81

75

211

none

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