44931
২/৫
44990
৪/৫
Source: বাংলাদেশ রেলওয়ে - উপসহকারী প্রকৌশলী (সিভিল) (19-08-2016)
Answer: 44931
Explanation:
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14 জন খেলোয়াড়ের মধ্যে থেকে নির্দিষ্ট একজন অধিনায়কসহ 11 জনের একটি ক্রিকেট দল কতভাবে বাছাই করা যাবে?
A box contains 21 balls numbered 1 to 21 . A ball numbered 1 to 21 . A ball is drawn and then another ball is brawn without replacement . What is the probability that both balls are even numbered?
A beg contains 2 red, 3 green and 2 blue balls. If two balls are drawn at random, what is the probability that none of the balls drawn is blue ?
There are 3 green , 4 orange and 5 white color bulbs in a bag. If a bulb is picked at random, what is probability of having either a green or a white bulb?
A box contains 5 pink , 5 green and 2 yellow balls, Three balls are picked up randomly. What is the probability that none of the ball drawn is green
A bag contains 2 red Roses, 4 yellow Roses and 6 pink Roses. Two roses are drawn at random. What is the probability that they are not of same color?
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?
Certain numbers of children were playing a game of football. There was a trial taking place on the field. In this trial the probability that a goal is scored is 2/5. The probability that a gril hits a goal is 7/10 whereas the probability than a boy hits a goal is 1/5. What will be the probability that not only a goal is hit but it is also hit by a boy?
A fair coin is thrown in the air four times. If the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss ?
There are 5 red and 3 black balls in a bag . Probability of drawing a black ball is ____
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You should read | Topic
ইনপুট ও আউটপুট ডিভাইস
কম্পিউটার এর প্রকারভেদ
সংবাদপত্র, সংবাদ সংস্থা ও সম্পাদক
বাংলাদেশের কৃষি, শিল্প, বাণিজ্য ও সম্পদ
বানান শুদ্ধিকরণ
অন্যান্য সাহিত্যিক থেকে আসা প্রশ্ন
পুংলিঙ্গ ও স্ত্রীলিঙ্গ
ভূগোল, পরিবেশ ও দুর্যোগ ব্যবস্থাপনা
সর্বাধিক গুরুত্বপূর্ণ ২৫ জন সাহিত্যিক(পিএসসি নির্ধারিত ১১ জন সহ)
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