15 questions
The next term of an AP , , ,...... is
If the
term of an AP is then the sum of its first three terms is
If are in AP, then is ____
19
23
22
cannot be determined.
The sum of first terms of an AP is . The common difference of the AP is ________
The term of an AP is and its common difference is . The sum of its first 10 terms is ______
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
The common difference of the AP , , , ........ is
Which term of an AP 72, 63, 54, ...... is 0 ?
8th
9th
10th
11th
The sum of first odd natural numbers is ____
The first and last terms of an AP are 1 and 11. If the sum of its terms is 36, then the number of terms will be _______
5
6
7
8
Formula to find sum of n terms in an AP is ________
The sum of first 20 odd natural numbers is
100
210
400
420
What is the common difference of an AP in which
The 8th term of an AP is 17 and 14th term of an AP is 29. The common difference of the AP is _______
Which term of the AP 21, 42, 63, 84, . . . . is 210?