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Online Tests
11th Class ICS Mathematics Chapter 6 Test Online MCQs With Answers
Question # 1
If a
n-3
= 2n - 5 then a
n
=
Choose an answer
2n-1
2n+1
2n+3
none
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Question # 2
What is the general term of the sequence 2, 4, 6, 8, ........... ?
Choose an answer
2n
n + 1
2n
2
none of these
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Question # 3
Sum of all positive integral multiples of 3 less than 100 is:
Choose an answer
950
760
1230
875
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Question # 4
G.M between -2i and 8i is:
Choose an answer
4 or -4
4i or -4i
2 or -2
none
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Question # 5
A sequence of numbers whose reciprocal form an arithmetic sequence, is known as:
Choose an answer
arithmetic sequence
geometricsequence
harmonicsequence
none of these
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Question # 6
The sum of 10 A.Ms between 3 and 47 is:
Choose an answer
50
250
100
500
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Question # 7
Sum of integral multiples of there between 4 and 22 is:
Choose an answer
81
75
211
none
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Question # 8
The product of three G.Ms between 1 and 16 is:
Choose an answer
32
64
128
16
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Question # 9
If a
n
= (n + 1) a
n-1
, a
1
= 1, second term of the sequence is:
Choose an answer
3
1
2
4
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Question # 10
Sum of all odd numbers between 100 and 200 is:
Choose an answer
6200
6500
3750
7500
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Question # 11
7th term of G.P 3, 6, 12 ..... is:
Choose an answer
512
192
48
96
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Question # 12
The next term of the sequence 1, 6, 20, 56, ........ is:
Choose an answer
112
144
212
none
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Question # 13
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 ?
Choose an answer
55
78
66
46
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Question # 14
In an A.P.a
3
= 12 and a
7
= 32 then d = :
Choose an answer
5
3
7
9
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Question # 15
Which number cannot be a term of a geometric sequence ?
Choose an answer
0
1
-1
r
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Question # 16
If S is the H.M between 2 and b then b = :
Choose an answer
-10
10
7
5
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Question # 17
A.M between 1 + x - x
2
and 1 + x + x
2
is:
Choose an answer
1 + x
2
1 + x
2
none
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Question # 18
A geometric series is convergent only if:
Choose an answer
| r | > 1
| r | < 1
| r | = 1
none of these
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Question # 19
If a
n-1
= 2n - 3 then a
n+1
=
Choose an answer
2n - 1
2n + 1
2n + 3
none
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Question # 20
If there are six G.Ms between 3 and 284 then G
4
=
Choose an answer
24
48
12
6
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