ARITHMETIC PROGRESSIONS Test

ARITHMETIC PROGRESSIONS

This is ARITHMETIC PROGRESSIONS Test-02 for CBSE class 10 Maths.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
The first term of an A.P., if its \({{\text{S}}_n} = {n^2} + 2n\) is
  • A
    3
    Correct
  • B
    1
  • C
    2
  • D
    0
2
If the common difference of an A.P. is 5, then the value of \({a_{20}} - {a_{13}}\) is
  • A
    25
  • B
    40
  • C
    30
  • D
    35
    Correct
3
If 9 times the 9th term of an A.P. is equal to 11 times the 11th term , then its 20th term is
  • A
    3
  • B
    0
    Correct
  • C
    2
  • D
    1
4
The 7th term from the end of the A.P. – 11, – 8, – 5, ……., 49 is
  • A
    – 8
  • B
    – 11
  • C
    31
    Correct
  • D
    28
5
The 10th term of an A.P. 2, 7, 12, …….. is
  • A
    48
  • B
    50
  • C
    47
    Correct
  • D
    49
6
The number of two digit numbers divisible by 3 is
  • A
    29
  • B
    3
  • C
    30
    Correct
  • D
    31
7
Which term of the A.P. 21, 18, 15, ……..is – 81?
  • A
    35
    Correct
  • B
    36
  • C
    30
  • D
    24
8
The number of multiples of 4 lie between 10 and 250 is
  • A
    64
  • B
    60
    Correct
  • C
    62
  • D
    65
9
The common difference of an A.P. in which \({a_{18}} - {a_{14}} = 32\) is
  • A
    – 6
  • B
    6
  • C
    8
    Correct
  • D
    – 8
10
In an A.P. it is given that a = 5, d = 3 and an = 50, then the value of ‘n’ is
  • A
    15
  • B
    16
    Correct
  • C
    18
  • D
    20
11
If \({a_1},{a_2},{a_3},..........\) is an A.P. such that \(\frac{{{a_4}}}{{{a_7}}} = \frac{3}{2}\), then its 13th term is
  • A
    \(\frac{3}{2}\)
  • B
    \(\frac{2}{3}\)
  • C
    0
    Correct
  • D
    none of these
12
If a, b, c, l, m are in A.P., then the value of a – 4b + 6c – 4l + m is
  • A
    0
    Correct
  • B
    1
  • C
    3
  • D
    2
13
The first term of an A.P. is ‘m’ and its common difference is ‘n’, then its 10th term is
  • A
    m + 9n
    Correct
  • B
    m – 9n
  • C
    9m – n
  • D
    9m + n
14
In an A.P., if d = – 4, n = 7 and an = 4, then ‘a’ is
  • A
    28
    Correct
  • B
    20
  • C
    7
  • D
    6
15
The 31st term of an AP whose first two terms are – 3 and 4 is
  • A
    137
  • B
    207
    Correct
  • C
    200
  • D
    210