GJ Police PC · Quantitative Aptitude
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Average
Mean of numbers, weighted averages and age-related averages.
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Take a full mock →Q1 · Average · EASY
The average of five numbers is 48. If one number is excluded, the average of the remaining four numbers becomes 45. What is the excluded number?
Q2 · Average · MEDIUM
The average age of a family of 6 members is 25 years. If the age of the youngest member is 5 years, what was the average age of the family at the time of birth of the youngest member?
Q3 · Average · MEDIUM
A student scored an average of 75 marks in 5 subjects. In 3 of these subjects, the average is 70 marks. What is the average of the remaining 2 subjects?
Q4 · Average · EASY
The average of 6 numbers is 42. If one number is excluded, the average becomes 38. What is the excluded number?
Q5 · Average · EASY
The average of five consecutive even numbers is 28. What is the largest of these numbers?