সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
The average of 20, 70 and x is 40. If the average of 20, 70, x and y is 50, then y =?
The average of 20, 70 and x is 40. If the average of 20, 70, x and y is 50, then y =?
- ক. 100
- খ. 80
- গ. 70
- ঘ. 60
সঠিক উত্তরঃ 80
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