Averages in Aptitude MCQ Quiz (Multiple Choice Questions And Answers)
Are you preparing for the next job interviews? If yes, trust me this post will help you also we'll suggest you check out a big collection for Programming Full Forms that may help you in your interview:
List of Programming Full Forms
7. The average age of three boys is 15 years and their ages are in proportion 3:5:7. What is the age in years of the youngest boy?
- 9
- 18
- 27
- 45
8. The average of 1st 3 of 4 numbers is 16 and of the last 3 are 15. If the sum of the first and the last number is 13. What is the last numbers?
- 5
- 10
- 15
- 20
9. The average of 9 observations was 9, that of the 1st of 5 being 10 and that of the last 5 being 8. What was the 5th observation?
- 9
- 18
- 27
- 45
