TN Police PC · Mathematics & Numerical Ability
Average
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Take a full mock →Q1 · Average · EASY
The average age of 5 students in a class is 16 years. If the age of their teacher is included, the average age increases by 4 years. What is the age of the teacher?
Q2 · Average · EASY
The average weight of 8 persons is 52 kg. If one person weighing 65 kg leaves the group, what will be the average weight of the remaining persons?
Q3 · Average · MEDIUM
A batsman has an average score of 48 runs in 12 innings. How many runs must he score in his next innings to increase his average by 2 runs?
Q4 · Average · MEDIUM
The average salary of 20 workers in an office is Rs. 12,000. If the salary of the manager, which is Rs. 24,000, is also included, what will be the new average salary?
Q5 · Average · MEDIUM
The average weight of 6 students is 52 kg. If one student weighing 48 kg leaves and a new student joins, the new average becomes 53 kg. What is the weight of the new student?