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Question: Out of 10 persons working on a project, 4 are graduates. If 3 are selected, what is the probability that there is at least one graduate among them?
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Question: Out of 10 persons working on a project, 4 are graduates. If 3 are selected, what is the probability that there is at least one graduate among them?
Question 1: Out of 10 persons working on a project, 4 are graduates. If 3 are selected, what is the probability that there is at least one graduate among them?
View topic: বিন্যাস, সমবেশ ও সম্ভাব্যতা (Permutation, Combination and Probability)
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5/6
Source: প্রবেশনারি অফিসার - 17.09.2021
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Answer: 5/6
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12টি পুস্তক থেকে 5টি কত প্রকারে বাছাই করা যায় যেখানে 2টি পুস্তক সর্বদাই অন্তর্ভুক্ত থাকবে?
একটি তাসের প্যাকেট থেকে দৈবভাবে একটি তাস নিলে তা রুইতন বা রাজা হওয়ার সম্ভাব্যতা কত?
In a box there are 10 apples and 2/5th of the apples are rotten . If three apples are taken out from the box, what will be the probability that at least one apples is rotten .
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?
লুপ্ত সংখ্যাটি কত? ৮১, ২৭,--,৩, ১।
If four fair coins are flipped, what is the probability that they all will come up heads?
একটি থলিতে ৬টি নীল বল, ৪টি সাদা বল এবং ১০ টি কালো বল আছে। দৈবভাবে একটি বল তুললে সেটি সাদা না হবার সম্ভবনা কত?
The probability of rolling any number of an wighted 6-sided die, with faces numbered 1 through 6, is directly proportional to the number rolled. What is the probability of getting 5, if the die is rolled only once?
In a class, there are 15 boys and 10 girls . Three students are selected at random. The probability that 1 girl and 2 boys are selected, is -
There are 200 questions on a 3-hour examination . Among these questions 50 are mathematics problems. It is suggested that twice as much time be spent on each math problem as for each other question. How many minutes should be spent on mathematics problem
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বিশ্ববিখ্যাত টেক জায়ান্ট
One Word Substitution
ণ-ত্ব এবং ষ-ত্ব বিধান
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