সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
In a container there are 2 green marbles and 2 red marbles. You randomly pick two marbles. What is the probability that both of them are green?
In a container there are 2 green marbles and 2 red marbles. You randomly pick two marbles. What is the probability that both of them are green?
- ক. 1/2
- খ. 1/3
- গ. 1/6
- ঘ. 1/8
সঠিক উত্তরঃ 1/6
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- In a container there are 2 green marbles and 2 red marbles. You randomly pick two marbles. What is the probability that both of them are green?
- In how many ways can a subcommittee of five persons be formed from amongst 4 women & 6 men so that one particular man and one particular woman is always included?
- From 7 boys and 5 girls, 6 are to be selected for admission for a particular course. In how many ways can this be done if there must be exactly 3 girls?
- There are 20 members in a football squad. In electing a captain and a vice-captain, how many different outcomes of the election possible?
- 120 students in a class play cricket or football or both. If 75 students play cricket and 60 students play football, how many play both?
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