एक बचत चुनौती में पहले दिन (60) रुपये जमा किए गए और हर अगले दिन (15) रुपये अधिक जमा किए गए। (10)वें दिन कितनी राशि जमा होगी?
In a saving challenge (60) rupees are deposited on the first day and (15) rupees more each next day. How much is deposited on the (10)th day?
Explanation opens after your attempt
C. (195)
Concept
The deposits are \(60,75,90,\ldots\) and \(a_{10}=195\). Exam tip: use \(a_n\) for the amount on a particular day.
Why this answer is correct
The correct answer is C. (195). The deposits are \(60,75,90,\ldots\) and \(a_{10}=195\). Exam tip: use \(a_n\) for the amount on a particular day.
Exam Tip
जमा राशि \(60,75,90,\ldots\) है और \(a_{10}=195\)। परीक्षा में किसी विशेष दिन की राशि के लिए \(a_n\) लगाएं।
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