সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
The boys and girls in a college are ratios 3 : 2. If 20% of the boys and 25% of the girls are adults, the percentage of students who are not adults is--
The boys and girls in a college are ratios 3 : 2. If 20% of the boys and 25% of the girls are adults, the percentage of students who are not adults is--
- ক. 78
- খ. 82.5
- গ. 58
- ঘ. 67.5
সঠিক উত্তরঃ 78
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- A man's basic pay for a 40 hours week is Tk.20. Over time is paid for at 25% above the basic rate. In a certain week he worked over time and his total wage was Tk.25. He therefore worked for a total of--
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- √(3.6% of 40) =?
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- 3 liters of water is added to 15 liters of mixture of a 20% solution of alcohol in water. The strength of alcohol is now--
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