CAREER
CARE
0
You have 0 new notifications.
View all
0
You marked 0 questions as favorite.
View all
Login
Question: a box contains 20 electric bulbs , out of which 4 are defective . 2 bulbs are chosen at random from this box . The probability that at least one of these is defective is
Home
Question: a box contains 20 electric bulbs , out of which 4 are defective . 2 bulbs are chosen at random from this box . The probability that at least one of these is defective is
Question 1: a box contains 20 electric bulbs , out of which 4 are defective . 2 bulbs are chosen at random from this box . The probability that at least one of these is defective is
View topic: বিন্যাস, সমবেশ ও সম্ভাব্যতা (Permutation, Combination and Probability)
7/19
6/19
45065
3/19
Source: Sonali bank Ltd : officer ( cash) -27.04.2018
Answer
Favorite
Answer: 45065
Explanation:
Write Reply...
You should read
| Questions
Three houses are available in a locality. Three persons apply for the houses. Each applies for one house without consulting others. The probability that all the three apply for the same house is -
A number is selected at random from 40 to 59 inclusive . What is the probability that the number is prime number ?
A bag contains 6 black and 8 white . One ball is drawn at random. What is the probability that the ball drawn is white ?
A husband and wife appear in an interview for two vacancies in the same post. The probability of husband,s selection is 1/7 and that of wife,s is 1/5. What is the probability that none of them will be selected?
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 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 apple is rotten .
12টি পুস্তক থেকে 5টি কত প্রকারে বাছাই করা যায় যেখানে 2টি পুস্তক সর্বদাই অন্তর্ভুক্ত থাকবে?
In a class of 60, where girls are twice that of boys , Kamal ranked seventeenth from the top . If there are 9 girls ahead of Kamal , how many boys are after him in rank ?
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?
আবহাওয়া অফিসের রিপোর্ট অনুযায়ী ২০২২ সালে মে মাসে চতুর্থ সপ্তাহে বৃষ্টি হয়েছে মোট ৫ দিন। ঐ সপ্তাহে রবিবারে বৃষ্টি না হওয়ার সম্ভাবনা কত?
View all Questions
You should read
| Topic
প্রাচীন কাল থেকে সমসাময়িক
মানুষিক দক্ষতা
নৌকা ও স্রোত (Boat and Stream)
শব্দের প্রকারভেদ ও উৎস
Synonyms and Antonyms
ছোট গল্প
নৈতিকতা, মূল্যবোধ ও সুশাসন
ভাষা আন্দোলন ও মুক্তিযুদ্ধভিত্তিক সাহিত্য
অন্যান্য সাহিত্যিক থেকে আসা প্রশ্ন
Parts of Speech
Articles
0
Comments
0
Rating
0
Login