If 18, a, b  3 are in A.P. then a + b =
Quiz Recommendation System API Link  https://fresherbellquizapi.herokuapp.com/fresherbell_quiz_api
#  Quiz 

1
Discuss

Find the 15th term of the sequence 20, 15, 10 . . . . .
Solution 
2
Discuss

If the sum of n terms of an A.P. be 3n2 + n and its common difference is 6, then its first term is
Solution 
3
Discuss

What is the sum of the first 17 terms of an arithmetic progression if the first term is 20 and last term is 28?
Solution 
4
Discuss

In an A.P., if d = 4, n = 7, an = 4, then a is
Solution 
5
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 
6
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 
7
Discuss

What is the sum of the first 12 terms of an arithmetic progression if the first term is 19 and last term is 36?
Solution 
8
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 
9
Discuss

What is the sum of the first 12 terms of an arithmetic progression if the 3^{rd} term is 13 and the 6^{th} term is 4?
Solution 
10
Discuss

If k, 2k – 1 and 2k + 1 are three consecutive terms of an AP, the value of k is
Solution 
#  Quiz 
Copyright © 2020 Inovatik  All rights reserved