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Question: There are 5 red and 3 black balls in a bag. Probability of drawing a black ball is____
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Question: There are 5 red and 3 black balls in a bag. Probability of drawing a black ball is____
Question 1: There are 5 red and 3 black balls in a bag. Probability of drawing a black ball is____
View topic: বিন্যাস, সমবেশ ও সম্ভাব্যতা (Permutation, Combination and Probability)
5/8
1/2
44993
1/4
Source: Senior Officer 01-06-2018
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Answer: 44993
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All possible three digit numbers are formed by 1,3,5 . If one number is chosen randomly, the probability that it would be divisible by 5 is -
When they had a meeting seven company executives __ T, U, V, W, X, Y and Z ___ sit at a rectangular table .Three executives sit along one side of the table , and three sit along the other side, each directly opposite one of the other three. The seventh sits at the head of the table . There is no seat at the foot of the table . Ualways sits in one of te two seats farthest from the head of the table. Y and V always sit next to each other .V never sits next to Z . If Z does not sit at the head of the table, W sits there. If W sits directly opposite T, X must sit next to which of the following excutives?
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Three coins are tossed. Find the probability of at least one head and one tail.
একটি গোল মুদ্রা টেবিলে রাখা হলো। এই মুদ্রার চারপাশে একই মুদ্রার কতটি রাখা যেতে পারে যেন তারা মাঝের মুদ্রাটিকে এবং তাদের দুপাশে রাখা দুটি মুদ্রাকে স্পর্শ করে?
The probability is 1/2 that a coin will turn up heads on any toss. If the coin is to be tossed three times, what is the probability that on at least one of the tosses the coin will turn up tails?
একটি গোল মুদ্রা টেবিলে রাখা হল । এই মুদ্রার চারপাশে একই মুদ্রা কতটি রাখা যেতে পারে যেন তারা মাঝের মুদ্রাটিকে ও দু'প্রাশের দুটি মুদ্রাকে স্পর্শ করে ?
If a family was randomly picked from the families in the previous question, what is the probability (approximately) of that family having children as members?
Jennifer flipped a coin three times and got heads each time. What is the probability that she gets heads on the next flip?
In a container , there are 2 green marbles and 2 red marbles . You randomly pick the marbles. What is the probability that both of the are green?
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