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Question: A box contains 10 electric bulbs from which 2 bulbs are defective . Two bulbs are chosen at random. What is the probability that one of them is defective?
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Question: A box contains 10 electric bulbs from which 2 bulbs are defective . Two bulbs are chosen at random. What is the probability that one of them is defective?
Question 1: A box contains 10 electric bulbs from which 2 bulbs are defective . Two bulbs are chosen at random. What is the probability that one of them is defective?
View topic: বিন্যাস, সমবেশ ও সম্ভাব্যতা (Permutation, Combination and Probability)
3/10
16/45
25/68
8/33
Source: Basic bank recruitment 2018; auditor -- 26.01.2018
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Answer: 16/45
Explanation:
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52 টি তাসের একটি প্যাকেট হতে একটি তাস তোলা হলো। তাসটি টেক্কা হওয়ার সম্ভাবনা কত?
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A , B , C বর্ণের ৩ টি করে বর্ণ নিয়ে কত প্রকারে বিন্যাস করা যায় ?
There are 4 women and 4 men sitting in a waiting room for job. If two of the applicants are selected at random, what is the probability that both will be women?
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