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
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- The average mark obtained by 15 students was 10 and the average mark obtained by 10 students was 15. What was the average mark obtained by all students?
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- The addition of 10 digits is 462. The average of their first four digits is 52 and the average of last 5 digits is 38. What is the fifth digit?
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