NDA Math Sequences and Series

© examsiri.com

Question : 6 of 79

Marks: +1, -0

If ‌

a+b

2

,b,‌

b+c

2

are in HP, then which one of the following is correct ?

[NDA-I 2022]

a,b,c are in AP
a,b,c are in GP
a+b,b+c,c+a are in GP
a+b,b+c,c+a are in AP

Go to Question:

Prev Question

Next Question