Concept-wise Practice

decreasing order MCQ Questions for Class 11

decreasing order se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

Practice Questions

1 questions tagged with decreasing order.

अंकों (0,1,2,3,4,5,6,7,8,9) से बिना पुनरावृत्ति कितनी (5)-अंकीय संख्याएं बनेंगी जिनके अंक सख्ती से घटते क्रम में हों?

How many (5)-digit numbers can be formed from digits (0,1,2,3,4,5,6,7,8,9) without repetition if the digits are in strictly decreasing order?

Explanation opens after your attempt
Correct Answer

D. (252)

Step 1

Concept

Any chosen set of (5) digits has only one decreasing arrangement, and the first digit will not be zero. So choose (5) digits from (10).

Step 2

Why this answer is correct

The correct answer is D. (252). Any chosen set of (5) digits has only one decreasing arrangement, and the first digit will not be zero. So choose (5) digits from (10).

Step 3

Exam Tip

किसी भी (5) चुने हुए अंकों की घटते क्रम में केवल एक व्यवस्था होती है और पहला अंक शून्य नहीं होगा। इसलिए (10) अंकों में से (5) चुनें।

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