সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
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--
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--
- ক. 24%
- খ. 16%
- গ. 25/2%
- ঘ. 50/3%
সঠিক উত্তরঃ 50/3%
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- Novera bought a ticket of a cricket match for Tk,25 and later sold the ticket to Nahid for Tk.75. What was the percent increased in the price of the ticket?
- There were twice as many girls as boys in a class. If 30% of the girls and 45% of the boys have already handed over their reports, what percent of the students have not yet done so?
- Sumaiya secured 50% marks in Bangla, 60% in English and 70% in math as well as science. What were her total marks if the maximum marks obtainable in each of these 4 subjects was 50?
- There are 900 students in a school. 4% of them left the school and 50% of the remaining are girls. How many girls remained in the school?
- 20% of 0.2 is equal to--
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