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Why Aptitude Averages is Required?

In this Aptitude section you can learn and practice Aptitude Questions with Answers based on "Averages" to improve your skills in order to face written test by IT companies, interview and various entrance tests like Bank Exams, Railway Exams,ICET, GATE, CAT, GRE, MAT, etc.

Where can I get Aptitude Averages Questions and Answers with Explanation?

AllIndiaExams provides you lots of fully solved Aptitude Averages questions and answers with explanation. Fully solved examples with detailed answer description. All students, freshers can download Aptitude quiz questions with answers as PDF files and eBooks.

Where can I get objective type, multiple choice Aptitude Averages Interview Questions and Answers?

Here you can find both objective type and Multiple Choice Aptitude Averages questions and answers for interview and entrance examination. True or false type questions are also provided here. Practice these bits well to get success in interviews or entrance tests

How to solve these Aptitude Averages problems?

You no need to worry, we have given lots of solved Aptitude Averages questions with detailed explanation and also we have provided lots of short cut methods to quickly solve the questions within short time. So you can easily solve all kind of questions.

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Averages - Aptitude Questions and Answers

This is aptitude questions and answers section on Averages with explanations for various interviews, competitive examinations and entrance tests. Learn and practice the Averages Aptitude Quiz Questions and Answers which we have provided below. Through this page, aspirants will know about Averages Questions and Answers, Averages Quiz/ Online Test, Averages Formulae, and more details. Therefore, we recommend students that try to take the Averages Quiz Quiz Online Test as much as they can.

Averages Formulae

1. Average
Average = (Sum of observations/Number of observations)
2. Average Speed
Suppose a man covers a certain distance at X kmph and an equal distance at Y kmph.
Then, the average speed during the whole journey is {2xy/(x+y)} kmph.
26. The average weight of 25 persons sitting in a boat had some value. A new person added to them whose weight was 46 kg only. Due to his arrival, the average weight of all the persons decreased by 5 kg. Find the average weight of first 25 persons?
  • A. 55 kg
  • B. 62 kg
  • C. 56 kg
  • D. None
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Answer & Explanation

Answer: Option D

Explanation:

25x + 46 = 26(x “ 5)

x = 176

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27. The average salary per head of the entire staff of an office including the officers and clerks is Rs.90. The average salary of officers is Rs.600 and that of the clerks is Rs.84. If the number of officers is 2, find the number of officers in the office?
  • A. 1540
  • B. 960
  • C. 840
  • D. 1020
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Answer & Explanation

Answer: Option D

Explanation:


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28. Three years ago the average age of a family of six members was 19 years. A boy have been born, the average age of the family is the same today. What is the age of the boy?
  • A. 1 year
  • B. 1.5 years
  • C. 2 years
  • D. 2.5 years
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Answer & Explanation

Answer: Option A

Explanation:

6 * 22 = 132

7 * 19 = 133

          --------------

                   1

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29. The average of five results is 46 and that of the first four is 45. The fifth result is?
  • A. 1
  • B. 10
  • C. 12.5
  • D. 50
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Answer & Explanation

Answer: Option D

Explanation:

5 * 46 “ 4 * 45 = 50

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30. The average of 11 results is 50, if the average of first six results is 49 and that of the last six is 52. Find the sixth result?
  • A. 46
  • B. 56
  • C. 34
  • D. 57
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Answer & Explanation

Answer: Option B

Explanation:

1 to 11 = 11 * 50 = 550

1 to 6 = 6 * 49 = 294

6 to 11 = 6 * 52 = 312

6th = 294 + 312 “ 550 = 56

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