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Class 10 Maths
Arithmetic Progressions
Quiz 2
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If the numbers n – 2, 4n – 1 and 5n + 2 are in AP, then the value of n is
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2
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1
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-1
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0
Which of the following statement is incorrect
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The nth term of an AP cannot be $n^2 + 1$
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1 + 2 + 3 + 4 + …. 10 = 55
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-3, -2, -1, 0,….. is in A.P
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None of the above
The nth term of the A.P 4, 10, 16, 22, . . . is
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6n -1
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6n -2
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6n -3
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6n -4
. In an AP if a = –7.2, d = 3.6, an = 7.2, then n is
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1
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2
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3
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5
For what value of the k will k +9 ,2k -1 and 2k + 7 are the consecutive terms in A.P
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10
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19
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18
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20
In an AP, if $S_5 + S_7= 167$ and $S_{10} = 235$, then find $S_4$, where $S_n$ denotes the sum of its first n terms
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30
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39
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34
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15
The 13th term of an AP is four times its 3rd term. If its fifth term is 16, then find the sum of its first 6 terms.
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69
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175
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105
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100
How many two digits number are divisible by 3?
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30
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33
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32
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31
The list of numbers 11, 22, 33,...
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an AP with d = -11
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an AP with d = 11
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an AP with d = 2
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not an AP
The 4th term from the end of the AP: –11, –8, –5, ..., 49 is
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37
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56
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43
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40
The sum of the first 20 positive integers divisible by 7 is
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1470
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1548
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1547
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1453
In an AP if a = –7.2, d = 3.6, $a_n= 7.2$, then n is
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1
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3
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5
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4
Find p, q such that 11,p,q,-10 are in A.P
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3,-4
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4, -3
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6, 0
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-3, 4
If the common difference of an AP is 4, then what is $a_{21} - a_{13} $?
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24
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16
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28
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32
Find the sum of 21 terms of A.P whose first term is -1.25 and the common difference is .25
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38.750
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40.25
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38.25
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39.375
Find the sum of the 10 terms of the A.P whose nth term is 3 + 2n
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140
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145
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156
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160
The sum of the 10 terms of an A.P if its third term is 8 and 11th term is 20
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119.5
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118
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112
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117.5
Two APs have the same common difference. The first term of one of these is -2 and that of the other is –Then the difference between their 28th terms is
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-9
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9
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-13
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-17
Which term of the AP 111, 107, 103,99.... is the first negative term?
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29
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28
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30
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27
The 5th term from the end of the AP: –11, –8, –5, ..., 55 is
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43
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46
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49
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44
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