সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
The average of 10 numbers is -10. If the sum of 6 of them is 100, then what is the average of the other 4 numbers?
The average of 10 numbers is -10. If the sum of 6 of them is 100, then what is the average of the other 4 numbers?
- ক. -100
- খ. -50
- গ. 50
- ঘ. 100
সঠিক উত্তরঃ -50
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