8th Grade Arithmetic Mean Quizzes, Questions & Answers

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Exponent Rules Geometry Arithmetic Sequences Arithmetic Geometric Translation Surface Area & Volume Dilation Triangle Centers Surface Area Midpoint Formula Intersections Modular Addition Vertical Angles Modulo Basics Euclidean Algorithm

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SSC CGL Exam Tier-I: Quantitative Aptitude: Averages: Quiz!

This SSC CGL Exam Tier-I quiz focuses on Quantitative Aptitude, specifically averages. It tests skills through problems about average age, runs in cricket, mean correction, journey speed, and weight calculations, essential for...

Questions: 20 | Attempts: 967 | Last updated: Mar 21, 2025

Sample Question 1
The average age of a jury of 5 is 40. If a member aged 35 resigns and a man aged 25 becomes a member, then the average age of the new jury

30 yr

38 yr

40 yr

42 yr

Sample Question 2
The average of the runs made by Raju, Shyam, and Hari is 7 less than that made by Shyam, Hari, and Kishore. If the number of Kishore's run is 35, what is Raju's run?

21

35

7

14

Sample Question 3
The mean of 50 numbers is 30. Later it was discovered that two entries were wrongly entered as 82 and 13 instead of 28 and 31. Find the correct mean.

36.12

30.66

29.28

38.21