A एक लक्ष्य को 6 में से 5 बार, B 5 में से 4 बार और C 4 में से 3 बार निशाना लगा सकता है। इसकी क्या प्रायिकता है कि A और C निशाना लगा सकते हैं लेकिन B नहीं?

This question was previously asked in
NDA-II 2024 (Maths) Official Paper (Held On: 01 Sept, 2024)
View all NDA Papers >
  1. 1/8
  2. 1/6
  3. 1/4
  4. 1/3

Answer (Detailed Solution Below)

Option 1 : 1/8
Free
NDA 01/2025: English Subject Test
30 Qs. 120 Marks 30 Mins

Detailed Solution

Download Solution PDF

व्याख्या:

यहाँ, P(A) = 5/6 , P(B) = 4/5 , P(C) = 3/4

इसके अलावा

P(B) =

अब

=

∴ विकल्प (a) सही है।

Latest NDA Updates

Last updated on May 30, 2025

->UPSC has released UPSC NDA 2 Notification on 28th May 2025 announcing the NDA 2 vacancies.

-> A total of 406 vacancies have been announced for NDA 2 Exam 2025.

->The NDA exam date 2025 has been announced for cycle 2. The written examination will be held on 14th September 2025.

-> Earlier, the UPSC NDA 1 Exam Result has been released on the official website.

-> The selection process for the NDA exam includes a Written Exam and SSB Interview.

-> Candidates who get successful selection under UPSC NDA will get a salary range between Rs. 15,600 to Rs. 39,100. 

-> Candidates must go through the NDA previous year question paper. Attempting the NDA mock test is also essential. 

More Probability of Random Experiments Questions

More Probability Questions

Hot Links: teen patti flush teen patti online game teen patti apk