एक समान्तर श्रेणी में \(a_{12}=75\) और \(a_{36}=219\) है। \(a_{24}\) क्या होगा?
In an AP, \(a_{12}=75\) and \(a_{36}=219\). What is \(a_{24}\)?
Explanation opens after your attempt
B. (147)
Concept
\(a_{24}\) is equally spaced between \(a_{12}\) and \(a_{36}\). Therefore \(a_{24}=\frac{75+219}{2}=147\).
Why this answer is correct
The correct answer is B. (147). \(a_{24}\) is equally spaced between \(a_{12}\) and \(a_{36}\). Therefore \(a_{24}=\frac{75+219}{2}=147\).
Exam Tip
\(a_{24}\), \(a_{12}\) और \(a_{36}\) के बीच समान दूरी पर है। इसलिए \(a_{24}=\frac{75+219}{2}=147\)।
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