The average of five numbers is 27. If one number is excluded, the average becomes 25. The excluded number is :
A. 25
B. 27
C. 30
D. 35
সঠিক উত্তরঃ
D.
35
Explanation:
Related Questions (Any University/Year)
- Find the least number of six digits which is exactly divisible by 15 , 21 and 28.
- During a certain season, a team won 80% of its first 100 games and 50% of its remaining games. If the team won 70% of its games for entire season, what was the total number of games that the team played?
- A school district has 1,989 computers, which is approximately one computer for every 68.6 students. Of the following, which is the closest approximation, in thousands, of the number of students in the school district?
- ২, ৪, ৩, ৭, ৪, ১০, ৫ -------ধারাটির দশম পদ হবে ---
- The difference between two numbers is 5 and the difference between their squares is 65. What is the larger number?
- The sum of three consecutive odd numbers is how many times as large as the middle number?
- সমবাহু ত্রিভুজের বাহুর দৈর্ঘ্য m মিটার ত্রিভুজটির হয় , তবে এর ক্ষেত্রফল কত?
- একজন বিক্রেতা ১৭টি কলম ৭২০ টাকায় বিক্রি করে যে লোকসানকরল তা ৫টি কলমের ক্রয়মূল্যের সমান। একটি কলমের ক্রয়মূল্য কত?
- ৮,৮৮৮ টাকা বার্ষিক ১০% সুদে কত বছরে সুদ- আসলে ১৭,৭৭৬ টাকা হবে?
- চতুর্ভুজের চার কোণের সমষ্টি কত?
- The length of a rectangle is three times its breadth. Waht is the perimeter of the rectangle (in meters) if its length is 48 meteres?
- ২থেকে শুরু করে পর পর পাঁচটি জোড় সংখ্যার গড় কত হবে?
- A researcher computed the mean , median and standard deviation for a set of performance score . If 5 were to be added to each score , which of these three statistics would change ?
- The length of a rectangle is 6 cm more than the side of a square, and the width of the rectangle is 6 cm less than the side of the square. If the area of the square is 86 cm2. what is the area of the rectangle?
- There are 20 members in a football squad. In electing a captain and a vice-captain, how many different outcomes of the election are possible?
- একটি বৃত্তাকার মাঠের ব্যাস ২৬ মিটার। মাঠটির বাইরে চারিদিকে ২ মিটার চওড়া রাস্তা রয়েছে। রাস্তাসহ মাঠটির ক্ষেত্রফল কত বর্গমিটার?
- A={X:X∈N এবং X2<36} B=(X:X একটি মৌলিক সংখ্যা এবং X2=36) এবং C={X:X একটি মৌলিক সংখ্যা এবং X2=4} হলে A∩B∩C সমান--
- A clock seen through the mirror reads a quarter to nine. What is the actual time?
- Certain numbers of children were playing a game of football. There was a trial taking place on the field. In this trial the probability that a goal is scored is 2/5. The probability that a gril hits a goal is 7/10 whereas the probability than a boy hits a goal is 1/5. What will be the probability that not only a goal is hit but it is also hit by a boy?
- a + b =6 , ab = 4 হলে , a3+b3= কত?