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20 questions
Find the next three terms in the arithmetic sequence: -33, -24, -15, -6, ...
-1, 7, 15
-5, 2, 9
3, 12, 21
-65, -73, -81
The next term of an AP 7 , 28 , 63 ,......is
70
84
98
112
If 4, x1,x2,x3,28 are in AP then x3 is ______
19
23
22
cannot be determined.
The sum of first 'n' terms of an AP is (3n2+6n). The common difference of the AP is ______
6
9
15
-3
The 5th term of an AP is -3 and its common difference is -4. The sum of its first 10 terms is_________
50
-50
30
-30
The 13th term of an AP is 4 times its 3rd term. If its 5th term is 16 then the sum of its first ten terms is _______
150
175
160
135
Which term of an AP 72, 63, 54, ...... is 0 ?
8th
9th
10th
11th
Formula to find sum of n terms in an AP is ________
sn = a+ (n - 1)d
sn = 2n (a +(n-1)d)
sn = 2n (2a +(n-1)d)
sn = 2n (2a +(n+1)d)
What is the common difference of an AP in which a18 - a14 = 32?
8
-8
4
-4
The following are Arithmetic Progressions, except
12, 6, 3, ...
4, 2, 0, ...
x, x+2, x+4, ...
21, 0, −21, ...
The 10th term of the AP y, y + 2, y + 4 , ... is 16, find the value of y.
-4
-2
0
2
The 7th term of an AP is 3 times the 2nd term, find a relation between a and d.
a=23d
a=32d
a=21d
a=3d
How many terms of the AP 2, 7, 12, ... will add up to 156?
7
8
9
10
The sum of the first 11th term of an AP is 120, and the sum of the first 12th term is 132. Find the value of the 12th term.
12
-12
32
-32
The first three terms of an AP are -2, -4, -6, .... Find the sum of the 25 terms after the 3rd term.
-812
-800
-788
-650
How many multiples of 4 lie between 10 and 250
60
64
56
70
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