एक बस पहले स्टॉप पर (5) यात्रियों को लेती है और हर अगले स्टॉप पर (4) यात्री अधिक चढ़ते हैं। (15)वें स्टॉप पर कितने यात्री चढ़ेंगे?
A bus takes (5) passengers at the first stop and (4) more passengers board at each next stop. How many passengers board at the (15)th stop?
Explanation opens after your attempt
C. (61)
Concept
The passenger numbers are \(5,9,13,\ldots\), and \(a_{15}=61\). Exam tip: treat the stop number as the (n)th term.
Why this answer is correct
The correct answer is C. (61). The passenger numbers are \(5,9,13,\ldots\), and \(a_{15}=61\). Exam tip: treat the stop number as the (n)th term.
Exam Tip
यात्रियों की संख्या \(5,9,13,\ldots\) है और \(a_{15}=61\)। परीक्षा में स्टॉप संख्या को (n)वें पद की तरह लें।
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