সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
How many signals can be given by 5 flags of different colours using 3 flags at a time.
How many signals can be given by 5 flags of different colours using 3 flags at a time.
- ক. 5
- খ. 15
- গ. 60
- ঘ. 120
সঠিক উত্তরঃ 60
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- When a meeting of a committee was over every member shook hands with one another & the total number of handshske was 6. How many members were there in the meeting?
- 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?
- A club has 8 male & 8 female members. The club is choosing a committee of 6 members. The committee must have 3 male & 3 female members. How many different committees can be chosen?
- 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?
- How many signals can be given by 5 flags of different colours using 3 flags at a time.
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