Question # 1

Sum of all odd numbers between 100 and 200 is:

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6200

6500

3750

7500

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

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24

41

32

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

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2n

n + 1

2n²

none of these

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

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6

-6

none of the foregoing numbers

If there are six G.Ms between 3 and 284 then G₄ =

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24

48

12

6

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

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A.P

G.P

H.P

none of these

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

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512

192

48

96

A sequence of numbers whose reciprocal form an arithmetic sequence, is known as:

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arithmetic sequence

geometricsequence

harmonicsequence

none of these

A function whose domain is the set of natural numbers is called the:

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series

sequence

means

convergent

If S is the H.M between 2 and b then b = :

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-10

10

7

5

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

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81

75

211

none

The reciprocal of the terms of A.P. form:

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A.P

G.P

H.P

none of these

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

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x + 1

x - 1

2x + 2

none

If a_n = (n + 1) a_n-1, a₁ = 1, second term of the sequence is:

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3

1

2

4

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

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2n - 1

2n + 1

2n + 3

none

Domain of finite sequence is:

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set of natural numbers

subset of N

R

none

What is called the arrangement of numbers formed according to some definite rule ?

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arithmetic sequence

geometricsequence

sequence

none of these

Zero cannot be a term of:

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A.P and G.P

G.P and H.P

A.P and H.P

only H.P

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

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112

144

212

none

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

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50

250

100

500

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