Arithmetic Progression
1. A sequence where the difference
between two consecutive number always remain same is called - a)
Arithmetic progression b) Geometric Progression c)
Harmonic Progression d) None of these
2. If a is the first term, d be the
difference of an AP then the nth term of AP is given by - a) a + nd b
) a + ( n – 1) d
c)
a + 3d d) n2d
3. If the first term is – 5, common
difference is 7, find the 15th number of the given sequence. a) 89 b) 93 c) 101 d)213
4. Find the 10th term from
the end of the AP: 4, 9, 14, --- 254?
A)
129 b)
89 c)209 d)
176
5. Find the middle number of the AP 7,
13, 19, … 241?
a)
121 b)
126 c) 234 d) a
and b both
6. If the mth term of an AP
is 1/n and nth term be 1/m then what will be the mnth term
a) 1 b) 4 c) 7 d)10
7. The 6th and 17th
term of an AP are 19 and 41 respectively, find the 40th term?
A) 46 b)
78 c) 87 d)
93
8. If 2x, x + 10, 3x + 2 are in AP then
find the value of x
a)
6 b) 11 c) 14 d)
8
9. If the first three terms of an AP are
3y – 1, 3y + 5 and 5y + 1 then find y
a)
– 3 b)
5 c)
9 d) 2
10. If k, 2k – 1 and 2k + 1 are three
consecutive terms of an AP then find the value of k? a) 2 b) 3 c) 5 d) 7
11. In an AP, if d = - 4, n = 7 and nth
term = 4 then what is the value of a? a) 6 b)
7 c) 20 d)28
12. The 21st term of an AP
whose first two terms are -3 and 4 is --- a)
17 b)
137 c)
143 d) -143
13. The famous mathematician associated
with the finding the sum of the first 100 natural number is - a)
Pythagoras b) Newton c)
Gauss d)
Euclid
14. The sum of first 16 terms of the AP
10, 6, 2--- is
a)
-320 b) 120 c) -352 d)
-400
15. If the sum of n terms of an AP is 2n2
+ 5n, then its nth term is - a)
4n – 3 b)
3n – 4 c) 4n + 3 d) 3n + 4
Dr Rajesh Kumar Thakur
Contributed By : - Mr K Bhanumoorthy
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For more question read
Objetive Mathematics for class 10 published by Green Earth Publication
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