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
- How many signals can be given by 5 flags of different colours using 3 flags at a time.
- In how many ways can the letters of the word 'LEADER' be arranged?
- How many different committees of 3 members can be chosen out of 5 persons in a group so that one particular person is always 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?
- Rahima wanted to arrange 3 of her 4 plants in a row on a shelf. If each of the plants is in a different colored container, how many different arrangements can she make?
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