If Sn denote the sum of the first n terms of an A.P. If S2n = 3Sn , then S3n : Sn is equal to
Quiz Recommendation System API Link - https://fresherbell-quiz-api.herokuapp.com/fresherbell_quiz_api
# | Quiz |
---|---|
1
Discuss
|
Consider an infinite G.P. with first term a and common ratio r, its sum is 4 and the second term is 3/4, then
Solution |
2
Discuss
|
The sum of n terms of an A.P. is 3n2 + 5n, then 164 is its
Solution |
3
Discuss
|
The first term of an Arithmetic Progression is 22 and the last term is -11. If the sum is 66, the number of terms in the sequence are:
Solution |
4
Discuss
|
The sum of the first and third term of an arithmetic progression is 12 and the product of first and second term is 24, then first term is
Solution |
5
Discuss
|
If the 3rd and the 5th term of an arithmetic progression are 13 and 21, what is the 13th term?
Solution |
6
Discuss
|
The sum of first five multiples of 3 is:
Solution |
7
Discuss
|
If S1 is the sum of an arithmetic progression of ‘n’ odd number of terms and S2 is the sum of the terms of the series in odd places, then \(\frac{{{S_1}}}{{{S_2}}}\)
Solution |
8
Discuss
|
If a, b, c are in A.P., then (a – c)2/ (b2 – ac) =
Solution |
9
Discuss
|
If the sum of p terms of an A.P. is q and the sum of q terms is p, then the sum of (p + q) terms will be
Solution |
10
Discuss
|
What is the sum of all positive integers up to 1000, which are divisible by 5 and are not divisible by 2?
Solution |
# | Quiz |
Copyright © 2020 Inovatik - All rights reserved