एक वस्तु की कीमत (P(n)=a+30n) है। यदि (P(5)=260), तो (P(13)) क्या है?
The price of an item is (P(n)=a+30n). If (P(5)=260), what is (P(13))?
Explanation opens after your attempt
C. (500)
Concept
From (a+150=260), (a=110). (P(13)=110+390=500).
Why this answer is correct
The correct answer is C. (500). From (a+150=260), (a=110). (P(13)=110+390=500).
Exam Tip
(a+150=260) से (a=110) है। (P(13)=110+390=500) है।
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