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
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