গড় (Average) - CAREER CARE

Question 1: তিনটি পরপর মৌলিক সংখ্যার গড় যদি ১৯.৬৭ হয় তবে সংখ্যা তিনটি কত?

১৭, ১৯, ২৩

১৩, ১৭, ১৯

১২, ২৩, ২৯

২৩, ২৯, ৩১

Source: বাংলাদেশ কৃষি উন্নয়ন কর্পোরেশন (বিএডিসি) - সহকারী প্রকৌশলী - 28-05-2022

Answer: ১৭, ১৯, ২৩

Explanation:

Question 2: The average age of 6 boys of a team led by Karim is 8.5 and if Karim is dropped the average age of the remaining boys will be 7.2. What is the age of Karim ?

7.8

10.8

12.6

Source: Krishi Bank - Officer - 29.06.2007

Answer: 15

Explanation:

Question 3: The average of 3 numbers is 24. If 2 of the number are 21 and 23,what is the 3rd number?

Source: Bangladesh Bank - Assistant Director - 2006

Answer: 28

Explanation:

Question 4: 10 minutes after a plane leaves the airport, it is reported to be 40 miles away. What is the average speed in miles per hour of the plane?

560

660

400

240

Source: Shahjalal Islami Bank Ltd - Trainee Senior Officer - 14.10.2016

Answer: 240

Explanation:

Question 5: If the average of a and b is 45, and the average of b and c is 35 then (a-c)=?

Source: Standard Bank Ltd - Management Trainee Officer - 22.01.2016

Answer: 20

Explanation:

Question 6: ১১টি সংখ্যার গড় ৩০। প্রথম পাঁচটি সংখ্যার গড় ২৫ ও শেষ পাঁচটি সংখ্যার গড় ২৮। ষষ্ঠ সংখ্যাটি কত?

Source: রেজিস্টার্ড বেসরকারি প্রাথমিক সহকারী শিক্ষক নিয়োগ -2011-(জবা-05) (09-12-2011)

Answer: 65

Explanation:

Question 7: A man travels a certain distance at a rate of 20 miles an hour and returns at the rate of 30 miles an hour . What is his average speed ?

25.5

None of these

Source: Bangladesh Bank - Officer - 2001

Answer: 24

Explanation:

Question 8: The batting average for 40 innings of a cricket player is 50 runs. His higest score in an innings exceeds his lowest score by 172 runs. if thse two innings are excluded, the average score of the remianing 38 innings is 48 runs . Find his highst score in an innings

180 runs

170 runs

174 runs

168 runs

Source: সিকিউরিটি প্রিন্টিং কর্পোরেশন বাংলাদেশ - সহকারী ব্যবস্থাপক- 26-11-2021

Answer: 174 runs

Explanation:

Question 9: A can complete a certain work in 4 minutes, B in 5 minutes, C in 6 minutes, D in 10 minutes and E in 12 minutes. The average number of units of work completed by them per minute will be

0.4

0.16

0.8

None of these

Source: Pubali Bank Ltd - Cash Officer - 15.02.2019

Answer: None of these

Explanation:

Question 10: The average of eight numbers is 14 and the average of six of these numbers is 16. What is the average of the remaining two numbers ?

Source: Agrani bank Ltd - Officer - 03.05.2013

Answer: 8

Explanation:

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You should read | Questions

এক-দশমাংশ, এক শতাংশ এবং এক সহস্রাংশ এর গড় হবে-

এক দশমাংশ ও এক শতাংশ এর গড় কত হবে?

১১ টি সংখ্যার যোগফল ৫৬১। প্রথম ৬ টির গড় ৪৬ এবং শেষ ৬টির গড় ৫৬ হলে ছোট সংখ্যাটি কত?

If Tk. 4,500 was invested in a share when the price per share was Tk. 9 and Tk. 3,000 was invested in another share when the price per share was Tk. 10. What was the average price per share purchased?

A cricketer has a certain average for 9 innings. In the 10th innings he scores 100 runs, thus increasing his average by 8 runs. His new average is :

The average of the two-digit numbers which remain the same when the digits interchange their position is -

Your company has an advertisement budget of BDT 50 million per quarter. Accounts show that during the first three quarters the company has spent BDT 10, 15, and 20 million respectively. How much should the company spend during the fourth quarter in order to maintain the average budget allocation?

Average cost of 5 apples and 4 mangoes is 36 taka. The Average cost of 7 apples and 8 mangoes is 48 taka. Find the total cost of 24 apples and 24 mangoes.

30 pens and 75 pencils altogether were purchased for Tk. 510 . If the average price of a pencil was Tk. 2 , what was the average price of a pen ?

১১ জন লোকের গড় ওজন ৭০ কেজি। ৯০ কেজি ওজনের একজন লোক চলে গেলে বাকীদের গড় ওজন কত হয়?

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