A class of 80 students has 25% girls. If 10% of the boys and 20% of the girls attended a picnic then what percentage of the class attended the picnic ?
A. 20%
B. 25%
C. 13%
D. 12.5%
E. None of these
সঠিক উত্তরঃ
D.
12.5%
Explanation:
Related Questions (Any University/Year)
- x>y এবং z<0 হলে ,নিচের কোনটি সঠিক ?
- Rahat completes a journey in 10 hours. He travels first half of the journey at the rate of 21 km/hr and second half at the rate of 24 km/hr. Find the total journey in km.
- 35% of Rifat's income is equal to 25% of Reaz's income . The ratio of their income is --
- A candy factory makes 9 flavors of candy. The factory puts 8 pieces of each flavor in each bag of candy. How many pieces of candy does the factory put is 6 bags?
- x2-x-20 এর উৎপাদক বিশ্লেষণ কোনটি ?
- 110০ সম্পূরককোণ কত?
- A train 108 m long moving at a speed of 50 km/hr crosses a train 112 m long coming from opposite direction in 6 seconds. The speed of the second train is --
- In an examination , 34% of the studens failed in mathematics and 42% failed in English. If 20% of the students failed in both the subjects , then find the percentage of students who passed in both the subjects .
- Out of a group of 80 applicants for a public service examination, 20 persons failed to appear for the first part of the test. What percent of the total applicants appeared for this part of the test ?
- যদি দুটি ত্রিভুজের দুটি বাহু ও তাদের অন্তর্ভুক্ত কোণ সমান হয় হবে ত্রিভুজ দুটি ----- হবে।
- Two-third of the faculty members of a department are female. Twelve of the male teachers are unmarried, while 60% of them are married. The total number of faculty members in the department is :
- একটি বাঁশের অর্ধাংশ মাটির নিচে, এক-তৃতীয়াংশ পানির মধ্যে এবং 2 মিটার পানির উপরে, বাঁশটির দৈর্ঘ্য কত?
- চতুর্ভুজের চার কোণের অনুপাত ১ : ২ : ২ : ৩ হলে বৃহত্তম কোণের পরিমাণ কত ডিগ্রি হবে?
- Two blends of tea costing $2.80 and $3.20 per kg respectively are mixed in the proportion 2 : 3. The mixture is sold at $4.80 per kg. What is the percentage of profit?
- ১০টি সংখ্যার যোগফল ৪৬২। এদের প্রথম ৪টির গড় ৫০ এবং শেষ ৫টির গড় ৪০ হলে পঞ্চম সংখ্যাটি কত?
- In a survey of the people in Dhaka, it was found that 65% of the people surveyed watched the news on television , 40% read a newspaper, and 25% read a newspaper and watched the news on television . What percent of the people surveyed neither watched the news on television nor read a newspaper ?
- ২, ৩, ৫, ৯, ১৭ এর পরবর্তী সংখ্যাটি কত?
- যদি y = 3x/6x হয় , তবে x - এর কোন মানের জন্য y ধনাত্মক হবে?
- f(x)=3x+4x-5,f(13)=?
- How many ounces make 4.75 pounds?