(10) सत्य-असत्य प्रश्नों के उत्तर देने हैं। अंतिम उत्तर सत्य निश्चित है और पहले (3) उत्तर सभी समान नहीं हो सकते। कुल उत्तर-पैटर्न कितने हैं?
There are (10) true-false questions. The last answer is fixed as true, and the first (3) answers cannot all be the same. How many answer patterns are possible?
Explanation opens after your attempt
C. (384)
Concept
The first (3) answers have \(2^3-2=6\) choices, and the middle (6) answers have \(2^6\) choices. Multiply by (1) for the fixed last answer.
Why this answer is correct
The correct answer is C. (384). The first (3) answers have \(2^3-2=6\) choices, and the middle (6) answers have \(2^6\) choices. Multiply by (1) for the fixed last answer.
Exam Tip
पहले (3) उत्तरों के \(2^3-2=6\) विकल्प हैं, बीच के (6) उत्तरों के \(2^6\) विकल्प हैं। निश्चित अंतिम उत्तर के लिए (1) से गुणा करें।
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